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 A139157 #14 Oct 14 2024 01:38:09
%S A139157 13,73,505,4033,36289,362881,3991681,47900161,622702081,8717829121,
%T A139157 130767436801,2092278988801,35568742809601,640237370572801,
%U A139157 12164510040883201,243290200817664001,5109094217170944001
%N A139157 a(n) = (n!+10)/10.
%H A139157 Amiram Eldar, <a href="/A139157/b139157.txt">Table of n, a(n) for n = 5..450</a>
%t A139157 Table[(n! + 10)/10, {n, 5, 30}]
%o A139157 (PARI) for(n=5, 20, a=(n!+10)/10; print1(a, ", ")) \\ _Felix Fröhlich_, Jul 07 2014
%Y A139157 Cf. A007749, A020458, A082672, A089085, A089130, A117141, A139056-A139066, A139068, A137390, A139070-A139075, A139148-A139156, A139159, A139160, A139161, A139162.
%K A139157 nonn
%O A139157 5,1
%A A139157 _Artur Jasinski_, Apr 11 2008
%E A139157 Name corrected by _Amiram Eldar_, Oct 14 2024