A241700 Number of Carlitz compositions of n with exactly ten descents.

89, 874, 5176, 23882, 93525, 324959, 1029660, 3029025, 8377958, 21992465, 55185174, 133116640, 310082552, 700123670, 1536990597, 3289297465, 6877652389, 14077255217, 28252887221, 55681517610, 107900601488, 205825555915, 386884938126, 717249234951

Offset: 30

Author

Alois P. Heinz, Apr 27 2014

Keywords

• nonn

Comments

No two adjacent parts of a Carlitz composition are equal.

Links

• Alois P. Heinz, Table of n, a(n) for n = 30..1000

Crossrefs

Column k=10 of A241701.

Programs

Maple

b:= proc(n, i) option remember; `if`(n=0, 1,
       convert(series(add(`if`(i=j, 0, b(n-j, j)*
      `if`(j coeff(b(n, 0), x, 10):
seq(a(n), n=30..55);