cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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

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%I A061025 #17 Aug 02 2024 19:01:47
%S A061025 12,720,604800,201180672000,248562743869440000,
%T A061025 2214873013052296396800000,43267632904897132203343872000000,
%U A061025 3144771171972468579262286769684480000000,228577379063395778964892338453378050021130240000000000,72704382293164078453845555006677990228566567110574080000000000000
%N A061025 a(n) = prime(n-1)! * prime(n)!.
%H A061025 Harry J. Smith, <a href="/A061025/b061025.txt">Table of n, a(n) for n = 2..54</a>
%t A061025 a[n_]:=Prime[n-1]!*Prime[n]!; Array[a,8,2] (* _Stefano Spezia_, Aug 02 2024 *)
%o A061025 (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
%Y A061025 Cf. A039716.
%K A061025 nonn
%O A061025 2,1
%A A061025 _Jason Earls_, May 25 2001
%E A061025 More terms from _Harry J. Smith_, Jul 16 2009
%E A061025 Definition offset corrected by _Stefano Spezia_, Aug 02 2024