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A061025 a(n) = prime(n)! * prime(n+1)!. 1

%I #11 Jul 02 2018 01:43:15

%S 12,720,604800,201180672000,248562743869440000,

%T 2214873013052296396800000,43267632904897132203343872000000,

%U 3144771171972468579262286769684480000000

%N a(n) = prime(n)! * prime(n+1)!.

%H Harry J. Smith, <a href="/A061025/b061025.txt">Table of n, a(n) for n = 2..54</a>

%o (PARI) { n=1; f=2; forprime (p=3, prime(54), g=p!; write("b061025.txt", n++, " ", f*g); f=g ) } \\ _Harry J. Smith_, Jul 16 2009

%K nonn

%O 2,1

%A _Jason Earls_, May 25 2001

%E More terms from _Harry J. Smith_, Jul 16 2009

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Last modified April 25 13:32 EDT 2024. Contains 371971 sequences. (Running on oeis4.)