A061838 - OEIS

%I #12 Jul 17 2023 04:33:48

%S 9,15,17,21,24,25,27,29,32,33,37,39,41,42,45,46,47,49,51,52,53,57,60,

%T 61,62,63,65,67,69,72,73,74,75,77,78,81,82,85,87,88,89,92,93,95,96,97,

%U 99,101,102,105,107,109,111,112,113,114,116,117,118,121,122,123,125

%N Numbers k such that (k+3)^3 | k!.

%H Seiichi Manyama, <a href="/A061838/b061838.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[ Range[150], IntegerQ[ #! / (# + 3)^3] &]

%Y Cf. A061837, A061840, A061841, A061842.

%K nonn

%O 1,1

%A _Robert G. Wilson v_, Jun 22 2001