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A114282
Number triangle related to A114280.
0
1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 1, 4, 4, 3, 1, 1, 5, 7, 8, 3, 1, 1, 6, 11, 17, 8, 4, 1, 1, 7, 16, 31, 17, 14, 4, 1, 1, 8, 22, 51, 32, 35, 15, 5, 1, 1, 9, 29, 78, 56, 76, 40, 23, 5, 1, 1, 10, 37, 113, 93, 152, 96, 69, 23, 6, 1
OFFSET
0,5
FORMULA
Column k has g.f. x^k*sum{j=0..k, A114280(k, j)*x^j/(1-x)^(j+1)}.
EXAMPLE
Triangle begins
1;
1, 1;
1, 2, 1;
1, 3, 2, 1;
1, 4, 4, 3, 1;
1, 5, 7, 8, 3, 1;
1, 6,11,17, 8, 4, 1;
1, 7,16,31,17,14, 4, 1;
CROSSREFS
Sequence in context: A227588 A093628 A186807 * A112739 A308813 A225640
KEYWORD
easy,nonn,tabl
AUTHOR
Paul Barry, Nov 20 2005
STATUS
approved