A159988 Catalan numbers read modulo 11 .

1, 1, 2, 5, 3, 9, 0, 0, 0, 0, 10, 2, 2, 4, 10, 6, 7, 0, 0, 0, 0, 8, 6, 6, 1, 8, 7, 10, 0, 0, 0, 0, 1, 9, 9, 7, 1, 5, 4, 0, 0, 0, 0, 9, 4, 4, 8, 9, 1, 3, 0, 0, 0, 0, 6, 10, 10, 9, 6, 8, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

Offset

0,3

Links

Table of n, a(n) for n=0..84.

Formula

a(n)= A000108(n) mod 11 .

Mathematica

Mod[CatalanNumber[Range[0, 120]], 11] (* Harvey P. Dale, Oct 28 2017 *)

Crossrefs

Sequence in context: A194007 A065222 A332354 * A134880 A117534 A256628

Adjacent sequences: A159985 A159986 A159987 * A159989 A159990 A159991

Keyword

easy,nonn

Author

Philippe Deléham, Apr 28 2009

Extensions

More terms from Harvey P. Dale, Oct 28 2017

Status

approved