login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A116876 Generalized Catalan numbers C(2,6;n)=C(6,2;n). 0
1, 1, 8, 148, 3872, 120016, 4099712, 149049664, 5657960960, 221678337280, 8897559799808, 363982704071680, 15120552582127616, 636153538316259328, 27050546920814968832, 1160701969453516668928, 50193802774799009841152 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

See A116873 for C(2,3;n) and the Derrida et al., Schuetz-Domany and Liggett references.

LINKS

Table of n, a(n) for n=0..16.

FORMULA

G.f.: (5+37*x+84*x^2*c(12*x))/((1+6*x)*(5+2*x)) with the g.f. c(x) for A000108 (Catalan numbers).

CROSSREFS

Sequence in context: A212732 A220297 A307942 * A218305 A244028 A075351

Adjacent sequences:  A116873 A116874 A116875 * A116877 A116878 A116879

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang, Mar 24 2006

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 14 12:11 EDT 2021. Contains 342949 sequences. (Running on oeis4.)