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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A025130 Expansion of 1/((1-x)(1-9x)(1-11x)(1-12x)). 0
1, 33, 718, 12978, 211099, 3208611, 46530856, 652053876, 8903593717, 119147391909, 1569038275714, 20395728301494, 262306431768655, 3343671393938727, 42305729458640092, 531898781072416632 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..15.

FORMULA

a(n)=(80*12^(n+3)-132*11^(n+3)+55*9^(n+3)-3)/2640. [Yahia Kahloune, May 29 2013].

CROSSREFS

Sequence in context: A028098 A028022 A028020 * A081141 A021021 A164750

Adjacent sequences:  A025127 A025128 A025129 * A025131 A025132 A025133

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

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 May 21 03:05 EDT 2019. Contains 323434 sequences. (Running on oeis4.)