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 A163752 #5 Mar 25 2022 18:16:43 %S A163752 1,2,24,145,5760,5761,5762,40328,40585,362904,367920,367921,367922, %T A163752 367926,367928,367932,367944 %N A163752 Generalized factorions: numbers which are equal to the sum of the factorials of some or all of their digits in base 10. %C A163752 Generalized factorions include factorions (A014080), near-factorions (A163576), and "not-so-near-factorions" such as 362904, which is equal to 9! + 4!. %e A163752 367932 = 3! + 7! + 9! + 3!. %t A163752 Select[Range[370000],MemberQ[Total[#!]&/@Rest[Subsets[ IntegerDigits[ #]]], #]&] (* _Harvey P. Dale_, Mar 20 2017 *) %Y A163752 Superset of A014080 and A163576. %K A163752 base,fini,full,nonn %O A163752 1,2 %A A163752 Berend Jan van der Zwaag (b.j.vanderzwaag(AT)utwente.nl), Aug 03 2009