login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A258710 Motzkin numbers A001006 read mod 11. 9
1, 1, 2, 4, 9, 10, 7, 6, 4, 10, 10, 1, 1, 2, 4, 9, 10, 7, 6, 4, 9, 0, 3, 3, 6, 1, 5, 8, 10, 7, 1, 6, 10, 7, 7, 3, 6, 8, 4, 5, 9, 6, 9, 10, 8, 8, 5, 10, 6, 3, 1, 4, 10, 9, 8, 7, 7, 3, 6, 8, 4, 5, 9, 6, 3, 5, 9, 9, 7, 3, 4, 2, 8, 10, 3, 8, 7, 8, 8, 5, 10, 6, 3, 1, 4, 10 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..85.

Rob Burns, Structure and asymptotics for Motzkin numbers modulo small primes using automata, arXiv:1612.08146 [math.NT], 2016.

Anders Hyllengren, Letter to N. J. A. Sloane, Oct 04 1985

MATHEMATICA

m[0] = 1; m[n_] := m[n] = m[n-1] + Sum[m[k] m[n-k-2], {k, 0, n-2}];

a[n_] := Mod[m[n], 11];

Array[a, 100, 0] (* Jean-Fran├žois Alcover, Nov 05 2018 *)

CROSSREFS

Cf. A001006.

Motzkin numbers A001006 read mod 2,3,4,5,6,7,8,11: A039963, A039964, A299919, A258712, A299920, A258711, A299918, A258710.

Sequence in context: A111422 A279035 A076661 * A246515 A275658 A267414

Adjacent sequences:  A258707 A258708 A258709 * A258711 A258712 A258713

KEYWORD

nonn,changed

AUTHOR

N. J. A. Sloane, Jun 14 2015

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 13 19:25 EST 2018. Contains 317149 sequences. (Running on oeis4.)