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 A203322 #42 Aug 18 2020 10:42:33 %S A203322 8,10,13,15,22,24,26,29,31,33,34,37,40,42,43,45,46,47,53,56,60,62,71, %T A203322 72,74,76,77,78,85,87,88,91,92,94,95,96,98,101,104,107,108,109,110, %U A203322 115,117,120,122,125,130,133,134,136,139,141,142,143,152,155,158,159,161,162,165,168,170,173,179,181,182,184,186,187,189 %N A203322 Numbers not of the form x^2+2*y^3+3*z^4 for nonnegative x, y, z. %C A203322 Suggested by A055042. %H A203322 Robert Israel, <a href="/A203322/b203322.txt">Table of n, a(n) for n = 1..10000</a> %p A203322 N:= 1000: # for terms <= N %p A203322 E1:= {seq(3*z^4,z=0..floor((N/3)^(1/4)))}: %p A203322 E2:= map(t -> seq(t+2*y^3,y=0..floor(((N-t)/2)^(1/3))), E1): %p A203322 E3:= map(t -> seq(t+x^2,x=0..floor(sqrt(N-t))), E2): %p A203322 sort(convert({$1..N} minus E3,list)); # _Robert Israel_, Aug 17 2020 %Y A203322 Cf. A055042. %K A203322 nonn %O A203322 1,1 %A A203322 _N. J. A. Sloane_, Jan 20 2012