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 A325630 #31 Jan 09 2025 06:10:34 %S A325630 1,2,35,16833,16989,23684 %N A325630 Numbers k such that A000110(k) is divisible by k. %C A325630 No other terms below 50000. %C A325630 From _Amiram Eldar_, Jun 20 2024: (Start) %C A325630 Numbers k such that A166226(k) = 0. %C A325630 All the terms above 2 are composites since A166226(p) == 2 (mod p) for prime p. (End) %C A325630 No other terms below 90000. - _Michael S. Branicky_, Jan 09 2025 %e A325630 35 is in the sequence because A000110(35) = 35 * 8045720086273150473238297902. %t A325630 Select[Range[1000], Divisible[BellB[#], #] &] %Y A325630 Cf. A000110, A051130, A066562, A073877, A113883, A166226, A280727, A325935. %Y A325630 Cf. A014847, A016089, A023172, A051177, A056848. %K A325630 nonn,hard,more %O A325630 1,2 %A A325630 _Vaclav Kotesovec_, Sep 07 2019