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 A210944 #6 Jun 18 2012 12:30:29 %S A210944 0,1,2,3,4,5,6,7,8,9,10,0,11,1,12,2,13,3,0,14,4,1,15,5,2,16,6,3,17,7, %T A210944 4,18,8,5,19,9,6,20,10,7,21,11,8,22,12,9,23,13,10,24,14,11,25,15,12, %U A210944 26,16,13,27,17,14,28,18,15,29,19,16,30,20,17,31,21,18 %N A210944 Triangle read by rows with T(n,k) = n - A195818(k), n>=1, k>=1, if (n - A195818(k))>=0. %C A210944 Also triangle read by rows in which column k lists the nonnegative integers A001477 starting at the row A195818(k). %C A210944 This sequence is related to the generalized 14-gonal numbers A195818, A210954 and A210964 in the same way as A195310 is related to the generalized pentagonal numbers A001318, A175003 and A000041. See comments in A195825. %e A210944 Written as an irregular triangle: %e A210944 0; %e A210944 1; %e A210944 2; %e A210944 3; %e A210944 4; %e A210944 5; %e A210944 6; %e A210944 7; %e A210944 8; %e A210944 9; %e A210944 10, 0; %e A210944 11, 1; %e A210944 12, 2; %e A210944 13, 3, 0; %e A210944 14, 4, 1; %e A210944 15, 5, 2; %e A210944 16, 6, 3; %e A210944 17, 7, 4; %e A210944 18, 8, 5; %e A210944 19, 9, 6; %Y A210944 Cf. A195310, A195825, A195826, A195827, A195828, A195829, A195830, A195831, A195832, A195833, A195818, A210954, A210964. %K A210944 nonn,tabf %O A210944 1,3 %A A210944 _Omar E. Pol_, Jun 16 2012