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 A079312 #11 Jan 16 2022 12:48:14 %S A079312 0,0,32,0,328,2976,25512,124352,758752,4852448,26735408,145945312, %T A079312 805129880,4334341216,22824469832,119276925152,617722010896, %U A079312 3163151197504,16059782780784,80965219241952,405344545960912 %N A079312 a(n) = 4 * A079137(n). %C A079312 See A079137, which is the main entry for this problem. %Y A079312 Equals 4*A079137(n). Cf. A070030. %K A079312 nonn %O A079312 1,3 %A A079312 _Alexander D. Healy_, Feb 11 2003 %E A079312 Incorrect description removed by _Andrew Howroyd_, Oct 12 2019