OEIS Parity Triangles
@oeistriangles.peterkagey.com
A bot by @peterkagey.com that posts a Parity Triangle from the OEIS every day.
See my blog post for more details: https://peterkagey.com/blog/2021/03/parity-bitmaps-from-the-oeis/
See my blog post for more details: https://peterkagey.com/blog/2021/03/parity-bitmaps-from-the-oeis/
OEIS sequence A082771 by Reinhard Zumkeller (May 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 26, 2025 at 2:01 AM
OEIS sequence A082771 by Reinhard Zumkeller (May 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A050600 by Antti Karttunen (June 1999).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 25, 2025 at 2:30 AM
OEIS sequence A050600 by Antti Karttunen (June 1999).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A063967 by Henry Bottomley (September 2001).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 24, 2025 at 3:00 AM
OEIS sequence A063967 by Henry Bottomley (September 2001).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A117195 by Reinhard Zumkeller (March 2006).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 22, 2025 at 3:58 AM
OEIS sequence A117195 by Reinhard Zumkeller (March 2006).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A097304 by Wolfdieter Lang (August 2004).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 21, 2025 at 4:27 AM
OEIS sequence A097304 by Wolfdieter Lang (August 2004).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A105820 by Washington Bomfim (April 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 20, 2025 at 4:56 AM
OEIS sequence A105820 by Washington Bomfim (April 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A048571 by N. J. A. Sloane (October 2007).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 18, 2025 at 5:54 AM
OEIS sequence A048571 by N. J. A. Sloane (October 2007).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A088370 by Paul D. Hanna (September 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 17, 2025 at 6:23 AM
OEIS sequence A088370 by Paul D. Hanna (September 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A108396 by Reinhard Zumkeller (June 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 16, 2025 at 6:52 AM
OEIS sequence A108396 by Reinhard Zumkeller (June 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A115409 by Reinhard Zumkeller (January 2006).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 14, 2025 at 7:50 AM
OEIS sequence A115409 by Reinhard Zumkeller (January 2006).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A082492 by Michael Joseph Halm (April 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 12, 2025 at 8:48 AM
OEIS sequence A082492 by Michael Joseph Halm (April 2003).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A101330 by N. J. A. Sloane (January 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 8, 2025 at 10:44 AM
OEIS sequence A101330 by N. J. A. Sloane (January 2005).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A075348 by Amarnath Murthy (September 2002).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 6, 2025 at 11:42 AM
OEIS sequence A075348 by Amarnath Murthy (September 2002).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
OEIS sequence A073915 by Amarnath Murthy (August 2002).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
November 5, 2025 at 12:11 PM
OEIS sequence A073915 by Amarnath Murthy (August 2002).
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
(Even terms are drawn as dark hexagons and odd terms are drawn as light hexagons.)
