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 A354074 #14 Jul 14 2022 09:47:05 %S A354074 1,6,24,120,720,5040,40320,362880,3628800,39916800,479001600, %T A354074 6227020800,87178291200,1307674368000,20922789888000,355687428096000, %U A354074 6402373705728000,121645100408832000,2432902008176640000,51090942171709440000,1124000727777607680000 %N A354074 Factorials that are the sum of the divisors of some m. %C A354074 Sequence of different values of A000203(A245015(n)). %C A354074 Conjecture: number 2 is the only factorial that is not in this sequence. %e A354074 Number 24 is in the sequence because sigma(14) = sigma(15) = sigma(23) = 24. %Y A354074 Intersection of A000142 and A002191. %Y A354074 Cf. A000203, A338112, A055486, A055488, A245015, A354072, A354073, A338112. %K A354074 nonn %O A354074 1,2 %A A354074 _Jaroslav Krizek_, May 16 2022 %E A354074 More terms from _Jinyuan Wang_, May 17 2022