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 A330368 #34 Sep 16 2020 02:08:48 %S A330368 0,1,-1,2,0,-2,3,1,0,-1,-3,4,2,1,0,-1,-2,-4,5,3,2,1,1,0,-1,-1,-2,-3, %T A330368 -5,6,4,3,2,2,1,0,0,0,-1,-2,-2,-3,-4,-6,7,5,4,3,3,2,2,1,1,1,0,0,-1,-1, %U A330368 -1,-2,-2,-3,-3,-4,-5,-7,8,6,5,4,4,3,3,2,2,2,1,1,1,0,0,0,0,-1,-1,-1,-2,-2,-2,-3,-3,-4,-4,-5,-6,-8 %N A330368 Irregular triangle read by rows in which row n lists the ranks of the partitions of n in nonincreasing order. %C A330368 The rank of a partition is the largest part minus the number of parts. %C A330368 For more about this ordering, see A330370. %C A330368 First differs from A105805 at a(49) = T(7,5). %e A330368 Triangle begins: %e A330368 0; %e A330368 1, -1; %e A330368 2, 0, -2; %e A330368 3, 1, 0, -1, -3; %e A330368 4, 2, 1, 0, -1, -2, -4; %e A330368 5, 3, 2, 1, 1, 0, -1, -1, -2, -3, -5; %e A330368 6, 4, 3, 2, 2, 1, 0, 0, 0, -1, -2, -2, -3, -4, -6; %e A330368 ... %Y A330368 Row n has length A000041(n). %Y A330368 Row sums give A000004. %Y A330368 Cf. A105805, A105806, A194547, A194549, A195822, A208478, A209616, A330370. %K A330368 sign,tabf %O A330368 1,4 %A A330368 _Omar E. Pol_, Dec 12 2019 %E A330368 Edited by _N. J. A. Sloane_, Sep 15 2020