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A121284
Triangle T(n,k), 1<=k<=n, read by rows given by T(n,k) = A003266(n)/A000045(k).
0
1, 1, 1, 2, 2, 1, 6, 6, 3, 2, 30, 30, 15, 10, 6, 240, 240, 120, 80, 48, 30, 3120, 3120, 1560, 1040, 624, 390, 240, 65520, 65520, 32760, 21840, 13104, 8190, 5040, 3120, 2227680, 2227680, 1113840, 742560, 445536, 278460, 171360, 106080, 65520
OFFSET
1,4
CROSSREFS
Sequence in context: A094587 A135878 A329154 * A225112 A108076 A104557
KEYWORD
nonn,tabl
AUTHOR
Philippe Deléham, Aug 24 2006
STATUS
approved