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 A211977 #15 Dec 19 2021 12:53:34 %S A211977 1,3,1,5,5,1,10,15,7,1,14,35,28,9,1,26,75,85,45,11,1,35,140,217,166, %T A211977 66,13,1,57,259,497,505,287,91 %N A211977 Triangle read by rows, T(n,k) = spt_k(n), in which column k lists the k-th order spt-function (without the first k-1 zeros), n >= 1, k >= 1. %C A211977 The triangle arises from a table due to F. G. Garvan (See the Garvan's paper, page 19). %H A211977 F. G. Garvan, <a href="http://www.math.ufl.edu/~fgarvan/papers/hspt.pdf">Higher order spt-functions</a>. See page 19. %H A211977 F. G. Garvan, <a href="https://doi.org/10.1016/j.aim.2011.05.013">Higher-order spt functions</a>, Adv. Math. 228 (2011), no. 1, 241-265. %e A211977 Triangle begins: %e A211977 1; %e A211977 3, 1; %e A211977 5, 5, 1; %e A211977 10, 15, 7, 1; %e A211977 14, 35, 28, 9, 1; %e A211977 26, 75, 85, 45, 11, 1; %e A211977 35, 140, 217, 166, 66, 13, 1; %e A211977 ... %Y A211977 Columns 1-6: A092269, A221140, A221141, A221142, A221143, A221144. %Y A211977 Cf. A000041, A220908, A220909. %K A211977 nonn,tabl,more %O A211977 1,2 %A A211977 _Omar E. Pol_, Jan 03 2013