%I #20 Nov 04 2021 06:39:43

%S 1,4,24,72,121,475,8744,19933,38357,41685

%N Numbers k such that A000081(k) is divisible by k.

%C No other terms below 100000. - _Mathieu Gouttenoire_, Nov 01 2021

%e 24 is in the sequence because A000081(24) = 24 * 30988541.

%e 72 is in the sequence because A000081(72) = 72 * 77434098197798038469129694128.

%Y Cf. A000081, A051420, A336042.

%K nonn,more

%O 1,2

%A _Vaclav Kotesovec_, Jul 07 2020

%E a(10) from _Mathieu Gouttenoire_, Nov 01 2021