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Search: id:A110682
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A110682 A convolution triangle of numbers based on A027307. +0
1
1, 2, 1, 10, 4, 1, 66, 24, 6, 1, 498, 172, 42, 8, 1, 4066, 1360, 326, 64, 10, 1, 34970, 11444, 2706, 536, 90, 12, 1, 312066, 100520, 23526, 4672, 810, 120, 14, 1, 2862562, 911068, 211546, 42024, 7410, 1156, 154, 16, 1 (list; table; graph; listen)
OFFSET

0,2

FORMULA

T(0, 0) = 1; T(n, k) = 0 if k<0 or if k>n; T(n, k) = Sum_{j, j>=0} T(n-1, k-1+j)*A006318(j) . Sum_{k, k>=0} T(n, k) = A108442(n+1).

CROSSREFS

Columns: A027307, A032349, A033296.

Sequence in context: A163235 A142963 A099755 this_sequence A110327 A105615 A136216

Adjacent sequences: A110679 A110680 A110681 this_sequence A110683 A110684 A110685

KEYWORD

nonn,tabl

AUTHOR

Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Sep 15 2005

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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