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 A341316 #6 Feb 17 2021 13:33:27 %S A341316 0,3,6,12,18,33,33,66,66,93,96,168,117,237,195,222,258,411,276,516, %T A341316 348,453,501,762,453,783,708,822,711,1221,663,1398,1026,1167,1230, %U A341316 1356,1008,2001,1545,1650,1356,2463,1356,2712,1833,1923,2283,3246,1797,3153,2346,2868,2592,4137 %N A341316 Row sums in A341315. %C A341316 This is three times A057661. See that entry for much more information. %F A341316 a(n) = 3*(A057660(n)+1)/2 for n>=1. - _Hugo Pfoertner_, Feb 17 2021 %Y A341316 Cf. A057660, A057661, A341314, A341315. %K A341316 nonn %O A341316 0,2 %A A341316 _N. J. A. Sloane_, Feb 17 2021