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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A071729 Expansion of (1+x^3*C)*C^4, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108. 0
1, 4, 14, 49, 170, 592, 2077, 7347, 26195, 94080, 340136, 1237090, 4523615, 16621732, 61343875, 227296695, 845252415, 3153656040, 11802018060, 44289999150, 166635655320, 628432803024, 2375216296554, 8995668139262 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..23.

CROSSREFS

Sequence in context: A111299 A245824 A110686 * A278692 A071733 A291384

Adjacent sequences:  A071726 A071727 A071728 * A071730 A071731 A071732

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 06 2002

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 October 15 16:25 EDT 2018. Contains 316236 sequences. (Running on oeis4.)