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!)
 A158532 a(n) = Hermite(n,9). 1
 1, 18, 322, 5724, 101100, 1774008, 30921144, 535292496, 9202368912, 157077960480, 2661760648224, 44770132458432, 747303649990848, 12376982520832896, 203355790475230080, 3313848717970820352, 53548603209217863936, 857831698790855299584 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS G. C. Greubel, Table of n, a(n) for n = 0..719 FORMULA E.g.f.: exp(18*x - x^2). - G. C. Greubel, Jul 12 2018 MATHEMATICA Table[HermiteH[n, 9], {n, 0, 30}] (* G. C. Greubel, Jul 13 2018 *) PROG (Magma) m:=30; R:=PowerSeriesRing(Rationals(), m); b:=Coefficients(R!(Exp(18*x - x^2))); [Factorial(n-1)*b[n]: n in [1..m]]; // G. C. Greubel, Jul 12 2018 (PARI) x='x+O('x^30); Vec(serlaplace(exp(18*x - x^2))) \\ G. C. Greubel, Jul 12 2018 (PARI) for(n=0, 30, print1(polhermite(n, 9), ", ")) \\ G. C. Greubel, Jul 13 2018 CROSSREFS Sequence in context: A321511 A208537 A292299 * A214995 A171323 A049660 Adjacent sequences:  A158529 A158530 A158531 * A158533 A158534 A158535 KEYWORD sign AUTHOR N. J. A. Sloane, Nov 11 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 November 26 04:03 EST 2022. Contains 358353 sequences. (Running on oeis4.)