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 A096584 #3 Mar 30 2012 18:36:40 %S A096584 1,2,5,12,24,52,90,186,306,574,942,1690,2618,4600,7092,11772,18022, %T A096584 29312,43894,69938,103854,161382,238148,363818,530428,799366,1157104, %U A096584 1717906,2470426,3623286,5170082,7510056,10647032,15305918,21573014 %N A096584 Antidiagonal sums of the square array A096583, in which the n-th diagonal equals the convolution of the n-th row with the antidiagonal sums (this sequence). %C A096584 Partial sums form A096585, which is the main diagonal of array A096583. %o A096584 (PARI) %Y A096584 Cf. A096583, A096585. %K A096584 nonn %O A096584 0,2 %A A096584 _Paul D. Hanna_, Jun 28 2004