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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A154307 a(n) = (n+1)^4*(4+n)!/24. 3
 1, 80, 2430, 53760, 1050000, 19595520, 363031200, 6812467200, 130947062400, 2594592000000, 53182390060800, 1129830653952000, 24898991749632000, 569337009905664000, 13505007035520000000, 332172220849717248000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Row 4 of square array A152818. LINKS G. C. Greubel, Table of n, a(n) for n = 0..250 FORMULA E.g.f.: (1 + 71*x + 531*x^2 + 821*x^3 + 256*x^4)/(1-x)^9. - R. J. Mathar, Dec 21 2011 MATHEMATICA Table[(n + 1)^4*(4 + n)!/24, {n, 0, 25}] (* G. C. Greubel, Sep 10 2016 *) PROG (Magma) [(n+1)^4*Factorial(4+n)/24: n in [0..20]]; / Vincenzo Librandi, Sep 11 2016 CROSSREFS Cf. A000142, A001563, A055533, A152818, A154306, A154308. Sequence in context: A132466 A277764 A328875 * A233950 A324071 A017796 Adjacent sequences: A154304 A154305 A154306 * A154308 A154309 A154310 KEYWORD nonn AUTHOR Omar E. Pol, Jan 06 2009 EXTENSIONS Extended by Max Alekseyev, Apr 13 2009 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 February 5 12:27 EST 2023. Contains 360084 sequences. (Running on oeis4.)