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 A102804 #4 Oct 02 2013 15:57:58 %S A102804 106,116,122,153,171,174,191,207,216,219,229,236,238,246,252,267,271, %T A102804 274,283,298,319,329,336,338,355,357,367,382,383,393,401,408,414,432, %U A102804 433,435,437,438,447,454,467,474,477,492,499,513,518,528 %N A102804 Let f(n) be the minimal number of distinct nonzero tetrahedral numbers that add to n (or -1 if n is not a sum of distinct tetrahedral numbers); sequence gives numbers n for which f(n) = 5. %Y A102804 Cf. A000292, A104246, A102795, etc. %K A102804 nonn %O A102804 1,1 %A A102804 _Jud McCranie_, Feb 26 2005