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 A064585 a(n) = n^24*(n^2-1)*(n^6+1)*(n^8-1)*(n^12+1). 3

%I

%S 0,0,3417910227763200,5750196336070669526860800,

%T 19019112199165915449561553305600,

%U 2131759182899795471191406250000000000,28290434230411346324718998304669145497600,86327040840088606422888410067239883717120000,89916942286942068860716401701960654296763596800

%N a(n) = n^24*(n^2-1)*(n^6+1)*(n^8-1)*(n^12+1).

%D R. W. Carter, Simple Groups of Lie Type, Wiley 1972, Chap. 14.

%D J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985, p. xvi.

%H Harry J. Smith, <a href="/A064585/b064585.txt">Table of n, a(n) for n = 0..100</a>

%t Table[n^24(n^2-1)(n^6+1)(n^8-1)(n^12+1),{n,0,20}] (* _Harvey P. Dale_, Aug 08 2011 *)

%o (PARI) { for (n=0, 100, a=n^24*(n^2 - 1)*(n^6 + 1)*(n^8 - 1)*(n^12 + 1); write("b064585.txt", n, " ", a) ) } \\ _Harry J. Smith_, Sep 19 2009

%Y Cf. A037252, A064586.

%K nonn,easy

%O 0,3

%A _N. J. A. Sloane_, Oct 17 2001

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Last modified April 21 19:16 EDT 2021. Contains 343156 sequences. (Running on oeis4.)