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A071937
Reverse(n)!.
0
1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 1, 39916800, 51090942171709440000, 8222838654177922817725562880000000, 33452526613163807108170062053440751665152000000000
OFFSET
1,2
EXAMPLE
a(12) = reverse(12)! = 21! = 51090942171709440000.
MATHEMATICA
Table[FromDigits[Reverse[IntegerDigits[n]]]!, {n, 1, 15}]
CROSSREFS
Sequence in context: A230231 A066459 A269221 * A061602 A182287 A248778
KEYWORD
base,nonn
AUTHOR
Joseph L. Pe, Jun 14 2002
STATUS
approved