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 A102796 #7 Jun 06 2025 10:08:09 %S A102796 3,6,9,12,15,18,22,25,28,31,34,37,41,43,44,46,49,50,58,59,61,64,65,67, %T A102796 71,74,75,77,80,86,89,90,92,95,96,98,101,105,108,111,113,114,116,122, %U A102796 123,125,126,128,129,131,132,134,139,141,144,147,150,154,156 %N A102796 Let f(n) = A104246(n) be the minimal number of nonzero tetrahedral numbers that add to n; sequence gives numbers n for which f(n) = 3. %H A102796 R. J. Mathar, <a href="/A102796/b102796.txt">Table of n, a(n) for n = 1..4356</a> %Y A102796 Cf. A000292, A104246, A102795, etc. %K A102796 nonn %O A102796 1,1 %A A102796 _Jud McCranie_, Feb 26 2005