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%I #14 Dec 30 2012 02:17:55
%S 1,22,11616,141320256,39547060439040,254538406080331591680,
%T 37680818974206486508802211840,
%U 128296611269497862923425473853914480640,10047034036599529256387830050150921763777884979200
%N 23-factorial numbers.
%H Vincenzo Librandi, <a href="/A028692/b028692.txt">Table of n, a(n) for n = 0..38</a>
%H <a href="/index/Fa#factorial">Index entries for sequences related to factorial numbers</a>
%t FoldList[ #1 (23^#2-1)&, 1, Range[ 20 ] ]
%K nonn
%O 0,2
%A _Olivier Gérard_
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