This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A109599 #11 Jul 15 2024 09:10:34 %S A109599 1,1,1,3,1,3,1,3,3,3,5,3,5,3,5,3,5,5,5,7,5,7,5,7,5,7,5,7,7,7,9,7,9,7, %T A109599 9,7,9,7,9,7,9,9,9,11,9,11,9,11,9,11,9,11,9,11,9,11,11,11,13,11,13,11, %U A109599 13,11,13,11,13,11,13,11,13,11,13,13,13,15,13,15,13,15,13,15,13,15,13,15 %N A109599 a(n) = A070864(n+7) - 4. %C A109599 Floretion Algebra Multiplication Program, FAMP Code: 1teszapsumrokseq[( - .5'j + .5'k - .5j' + .5k' - 'ii' - .5'ij' - .5'ik' - .5'ji' - .5'ki')*(- .5'i + .5'j - .5i' + .5j' - 'kk' - .5'ik' - .5'jk' - .5'ki' - .5'kj')], Roktype is set to: Y[15] = Y[15] + 1. Sumtype is set to: (default, .5) %Y A109599 Cf. A070864. %K A109599 easy,nonn %O A109599 1,4 %A A109599 _Creighton Dement_, Jul 29 2005 %E A109599 Definition corrected by _Georg Fischer_, Jul 15 2024