A239560 Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-10,...,10}.

1, 1, 1, 2, 4, 8, 16, 32, 64, 127, 252, 501, 997, 1982, 3940, 7832, 15575, 30972, 61590, 122481, 243567, 484363, 963221, 1915501, 3809243, 7575217, 15064391, 29957679, 59575090, 118473530, 235601447, 468526933, 931732343, 1852882096, 3684719208, 7327587468

Offset

0,4

Links

Alois P. Heinz, Table of n, a(n) for n = 0..1000

Crossrefs

Column k=10 of A239550.

Sequence in context: A208127 A172316 A062258 * A066178 A122189 A194630

Adjacent sequences: A239557 A239558 A239559 * A239561 A239562 A239563

Keyword

nonn

Author

Alois P. Heinz, Mar 21 2014

Status

approved