1,2
a(12) = reverse(12)! = 21! = 51090942171709440000.
Table[FromDigits[Reverse[IntegerDigits[n]]]!, {n, 1, 15}]
Sequence in context: A054873 A072132 A066459 this_sequence A061602 A033647 A109834
Adjacent sequences: A071934 A071935 A071936 this_sequence A071938 A071939 A071940
base,nonn
Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Jun 14 2002
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