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Search: id:A107672
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A107672 Column 0 of triangle A107671. +0
3
1, 8, 513, 81856, 23846125, 10943504136, 7250862593527, 6545029128786432, 7720335872745730749, 11531675416606553251000, 21278751956820661358187902, 47547062997060115956475702656, 126548714317113405123981003974183 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n) = (n+1)^3*A107672(n).

PROGRAM

(PARI) {a(n)=local(P=matrix(n+1, n+1, r, c, if(r>=c, (r^3)^(r-c)/(r-c)!)), D=matrix(n+1, n+1, r, c, if(r==c, r))); (P^-1*D*P)[n+1, 1]}

CROSSREFS

Cf. A107671, A107673, A107676.

Sequence in context: A035131 A067505 A067512 this_sequence A091112 A015480 A159532

Adjacent sequences: A107669 A107670 A107671 this_sequence A107673 A107674 A107675

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Jun 07 2005

page 1

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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