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 A337046 #30 Nov 24 2024 14:00:59 %S A337046 0,1,2,3,4,6,8,10,14,16,17,19,20,21,22,23,24,25 %N A337046 Integers n such that n! = x^2 + y^3 + z^6 where x, y and z are nonnegative integers, is soluble. %C A337046 Conjecture I: Natural density of this sequence is 1. %C A337046 Conjecture II: Any sufficiently large n is in the sequence. %C A337046 Conjecture III: There is a fixed value of t such that all integers >= t are terms. %C A337046 If k is of the form x^2 + y^3 + z^6 then so is k*m^6 = (x*m^3)^2 + (y*m^2)^3 + (z*m)^6. - _David A. Corneth_, Aug 13 2020 %H A337046 David A. Corneth, <a href="/A337046/a337046.gp.txt">PARI program</a> %e A337046 6 is a term since 6! = 12^2 + 8^3 + 2^6. %o A337046 (PARI) \\ See Corneth link. _David A. Corneth_, Aug 13 2020 %Y A337046 Cf. A267414, A273553 (subsequence). %K A337046 nonn,more %O A337046 1,3 %A A337046 _Altug Alkan_, Aug 12 2020 %E A337046 a(12)-a(18) from _David A. Corneth_, Aug 12 2020