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A066972
Duplicate of
A067819
.
0
3, 12, 42, 144, 728, 2688, 10080, 39312, 127008, 423360, 2419200, 6773760, 32140800
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..13.
CROSSREFS
Sequence in context:
A358690
A084529
A017941
*
A067819
A094970
A065179
Adjacent sequences:
A066969
A066970
A066971
*
A066973
A066974
A066975
KEYWORD
dead
STATUS
approved
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Last modified June 4 17:49 EDT 2024. Contains 373102 sequences. (Running on oeis4.)