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 A167384 #8 Mar 30 2012 18:52:04 %S A167384 1,3,5,6,9,10,13,14,17,18,21,22,23,27,28,29,33,34,35,39,40,41,45,46, %T A167384 47,51,52,53,57,58,59,60,65,66,67,68,73,74,75,76,81,82,83,84,89,90,91, %U A167384 92,97,98,99,100 %N A167384 Irregular table with the left half of the array described in A167381. %F A167384 T(n,k) = T(n,k-1)+1, k>=1. %e A167384 1; %e A167384 3; %e A167384 5,6; %e A167384 9,10; %e A167384 13,14; %e A167384 17,18; %e A167384 21,22,23; %e A167384 27,28,29; %e A167384 33,34,35; %e A167384 39,40,41; %Y A167384 Cf. A001670 (number of terms per row), A167381 (last term of row n), A167413. %K A167384 nonn,tabf %O A167384 0,2 %A A167384 _Paul Curtz_, Nov 02 2009