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A132987
Column 0 of triangle A132986.
1
1, 1, 2, 12, 240, 18480, 6708240, 14088352320, 203200845886080, 23190071108511726720, 23647206583059346913915520, 239883631139512760372860490507520
OFFSET
0,3
COMMENTS
Let triangular matrix T = A132986, then row n of T = row n-1 of T^n (shift right 1 column) with T(n,0)=T(n,1) for n>0.
CROSSREFS
Cf. A132986.
Sequence in context: A257665 A132877 A007685 * A366350 A087046 A111403
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Sep 07 2007
STATUS
approved