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Search: id:A027499
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A027499 Second diagonal of A027495. +0
1
3, 21, 48, 134, 11475, 1263600, 52959452, 33442462092, 187693150315320, 13385648916513731, 160581632111860199668428, 64508290858687331818199484720, 62555685466184409014242480885950 (list; graph; listen)
OFFSET

2,1

FORMULA

Numerators of sequence a[ n, n-1 ] in (a[ i, j ])^2 where a[ i, j ] = S(i, j)/BellNumber(i) if j<=i, 0 if j>i

CROSSREFS

Sequence in context: A056377 A146712 A034186 this_sequence A152773 A039595 A033567

Adjacent sequences: A027496 A027497 A027498 this_sequence A027500 A027501 A027502

KEYWORD

nonn

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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