A139163 - OEIS

%I #10 Jan 23 2014 13:24:15

%S 25,1009,7983361,1245404161,71137485619201,24329020081766401,

%T 5170403347776995328001,1768352398747940390908723200001,

%U 1644567730835584563545112576000001

%N a(n)=(prime(n)!+5)/5.

%p A139163:=n->(ithprime(n)! + 5)/5; seq(A139163(n), n=3..15); # _Wesley Ivan Hurt_, Jan 23 2014

%t Table[(Prime[n]! + 5)/5, {n, 3, 30}]

%o (PARI) a(n) = (prime(n)!+5)/5; \\ _Michel Marcus_, Jan 23 2014

%Y Cf. A082672, A089085, A089130, A117141, A007749, A139056-A139066, A020458, A139068, A137390, A139070-A139075, A139148-A139157, A139159, A139160-A139166, A139089, A139168-A139170.

%K nonn

%O 3,1

%A _Artur Jasinski_, Apr 11 2008