OFFSET
0,3
COMMENTS
Triangular binomial sequence related to Pascal's triangle.
EXAMPLE
Triangle levels:
1
1,2
1,5,2
1,11,6,2
1,21,16,7,2
1,36,36,22,8,2
1,57,71,57,29,9,2
MATHEMATICA
a[0, 0] = 1; a[1, 0] = 1; a[n_, 1] := a[n, 1] = 1; a[1, m_] := a[1, m] = 1 a[n_, m_] := a[n, m] = a[n - 1, m] + Binomial[n, m];
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Roger L. Bagula, Apr 06 2005
STATUS
approved