Numbers k >= 1 such that A018804(k) divided by A000203(k) is an integer.

Terms

a(0) =1a(1) =2a(2) =40a(3) =44a(4) =220a(5) =252a(6) =752a(7) =980a(8) =2940a(9) =3680a(10) =4508a(11) =10080a(12) =10780a(13) =11016a(14) =12224a(15) =14432a(16) =16072a(17) =17384a(18) =26096a(19) =26216a(20) =36672a(21) =36848a(22) =44064a(23) =45792a(24) =55080a(25) =60588a(26) =61120a(27) =64288a(28) =72160a(29) =80360