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 A152430 #5 Jun 24 2021 13:23:47 %S A152430 2,2,3,5,2,3,5,8,10,2,3,5,7,8,10,12,15,17,2,3,5,7,8,10,11,12,15,17,18, %T A152430 23,26,28,2,3,5,7,8,10,11,12,13,15,17,18,23,24,26,28,31,36,39,41,2,3, %U A152430 5,7,8,10,11,12,13,15,17,18,23,24,26,28,30,31,36,39,41,48,53,56,58 %N A152430 Irregular triangle read by rows, giving actual sums arising in A166709. %H A152430 Rémy Sigrist, <a href="/A152430/b152430.txt">Table of n, a(n) for n = 1..10421</a> %H A152430 Rémy Sigrist, <a href="/A152430/a152430.gp.txt">PARI program for A152430</a> %e A152430 Triangle begins: %e A152430 n=1: 2 %e A152430 n=2: 2,3,5 %e A152430 n=3: 2,3,5,8,10 %e A152430 n=4: 2,3,5,7,8,10,12,15,17 %e A152430 n=5: 2,3,5,7,8,10,11,12,15,17,18,23,26,28 %e A152430 n=6: 2,3,5,7,8,10,11,12,13,15,17,18,23,24,26,28,31,36,39,41 %o A152430 (PARI) See Links section. %Y A152430 Cf. A166709. %K A152430 nonn,tabf %O A152430 1,1 %A A152430 _N. J. A. Sloane_, Oct 24 2009, following a suggestion from Rick Shepherd, Oct 18 2009 %E A152430 More terms from _Rémy Sigrist_, Jun 24 2021