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 A054795 #5 Jul 02 2025 16:01:59 %S A054795 23,25,29,31,35,41,43,53,55,65,73,79,95,113,121,133,151,155,179,185, %T A054795 205,223,233,263,265,295,311,329,361,365,403,415,443,473,485,529,535, %U A054795 575,601,623,671,673,725,745,779,823,835,893,905,953,991,1015,1079 %N A054795 Numbers of form 23+n^2+n or 23+2*n^2. %Y A054795 Cf. A052293, A054794, A054796. %K A054795 nonn %O A054795 1,1 %A A054795 Stuart M. Ellerstein (ellerstein(AT)aol.com), Apr 27 2000 %E A054795 More terms from _James Sellers_, Apr 28 2000