The OEIS is supported by the many generous donors to the OEIS Foundation.

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 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 FORMULA a(n)=(80*12^(n+3)-132*11^(n+3)+55*9^(n+3)-3)/2640. [Yahia Kahloune, May 29 2013]. MATHEMATICA CoefficientList[Series[1/((1 - x) (1 - 9 x) (1 - 11 x) (1 - 12 x)), {x, 0, 20}], x] (* Wesley Ivan Hurt, Nov 17 2022 *) CROSSREFS Sequence in context: A028098 A028022 A028020 * A081141 A021021 A164750 Adjacent sequences: A025127 A025128 A025129 * A025131 A025132 A025133 KEYWORD nonn,changed AUTHOR STATUS approved

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

Last modified November 28 03:39 EST 2022. Contains 358406 sequences. (Running on oeis4.)