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 A386405 #24 Aug 27 2025 17:19:01
%S A386405 4,5,2,1,1,6,2,9,8,9,7,6,8,2,1,8,4,8,1,0,2,5,3,5,9,9,3,6,0,6,2,8,3,4,
%T A386405 8,8,6,9,7,2,4,1,5,0,1,9,8,7,1,8,8,3,1,9,2,0,7,0,8,9,9,0,9,5,5,1,6,4,
%U A386405 3,5,0,1,5,6,2,2,5,4,5,8,2,9,4,8,0,4,2,4,9,5,6,7,6,4,3,6,6,4,5,6,9,4,1,5,6
%N A386405 Decimal expansion of Product_{k>=0} (1 + 1/k!^3).
%e A386405 4.52116298976821848102535993606283488697241501987188319...
%o A386405 (PARI) prodinf(k=0, 1 + 1/k!^3)
%Y A386405 Cf. A000442, A238695, A384510.
%K A386405 nonn,cons,new
%O A386405 1,1
%A A386405 _Kelvin Voskuijl_, Aug 20 2025