A239558 Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-8,...,8}.

1, 1, 1, 2, 4, 8, 16, 32, 63, 124, 245, 485, 957, 1887, 3732, 7375, 14571, 28802, 56920, 112488, 222325, 439404, 868428, 1716358, 3392208, 6704360, 13250484, 26188250, 51758453, 102295355, 202176490, 399581560, 789732792, 1560827535, 3084818913, 6096834745

Offset

0,4

Links

Table of n, a(n) for n=0..35.

Crossrefs

Column k=8 of A239550.

Sequence in context: A062259 A001949 A210031 * A239559 A001592 A194629

Adjacent sequences: A239555 A239556 A239557 * A239559 A239560 A239561

Keyword

nonn

Author

Alois P. Heinz, Mar 21 2014

Status

approved