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 A089688 #8 Feb 22 2013 14:38:53 %S A089688 1,1,1,1,2,1,1,4,2,1,1,6,3,2,1,1,10,5,3,2,1,1,14,7,4,3,2,1,1,20,9,6,4, %T A089688 3,2,1,1,26,12,8,5,4,3,2,1,1,36,15,10,7,5,4,3,2,1,1,46,18,12,9,6,5,4, %U A089688 3,2,1,1,60,23,15,11,8,6,5,4,3,2,1 %N A089688 Table T(n,k), n>=0 and k>=1, read by antidiagonals; the k-th row is defined by : partitions of k*n into powers of k (with T(0,k) = 1). %H A089688 Alois P. Heinz, <a href="/A089688/b089688.txt">Table of n, a(n) for n = 0..10010</a> %e A089688 Row k = 1 : 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, ... (see A000012). %e A089688 Row k = 2 : 1, 2, 4, 6, 10, 14, 20, 26, 36, 46, 60, 74, ... (see A000123). %e A089688 Row k = 3 : 1, 2, 3, 5, 7, 9, 12, 15, 18, 23, 28, 33, ... (see A005704). %e A089688 Row k = 4 : 1, 2, 3, 4, 6, 8, 10, 12, 15, 18, 21, 24, ... (see A005705). %e A089688 Row k = 5 : 1, 2, 3, 4, 5, 7, 9, 11, 13, 15, 18, 21, ... (see A005706). %K A089688 easy,nonn,tabl %O A089688 0,5 %A A089688 _Philippe Deléham_, Jan 05 2004