A099813 Bisection of A007318.

1, 1, 1, 3, 1, 4, 4, 1, 10, 5, 1, 15, 15, 1, 7, 35, 21, 1, 8, 56, 56, 8, 1, 36, 126, 84, 9, 1, 45, 210, 210, 45, 1, 11, 165, 462, 330, 55, 1, 12, 220, 792, 792, 220, 12, 1, 78, 715, 1716, 1287, 286, 13, 1, 91, 1001, 3003, 3003, 1001, 91, 1, 15, 455, 3003, 6435, 5005, 1365

Offset

0,4

Links

Table of n, a(n) for n=0..65.

Maple

A:=[seq(seq(binomial(n, k), k=0..n), n=0..17)]: seq(A[2*n], n=1..85); # Emeric Deutsch, Dec 15 2004

Crossrefs

Cf. A007318, A034850.

Sequence in context: A129246 A125608 A182001 * A141300 A260502 A014388

Adjacent sequences: A099810 A099811 A099812 * A099814 A099815 A099816

Keyword

nonn,easy

Author

N. J. A. Sloane, Nov 19 2004

Extensions

More terms from Emeric Deutsch, Dec 15 2004

Status

approved