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A159247 Numerator of Hermite(n, 1/10). 4
1, 1, -49, -149, 7201, 37001, -1763249, -12863549, 604273601, 5749693201, -266173427249, -3141020027749, 143254364959201, 2027866381608601, -91087470841872049, -1510593937967892749, 66805009193436144001, 1275280159567750343201 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..450 (terms 0..100 from T. D. Noe)

FORMULA

From G. C. Greubel, Jun 10 2018: (Start)

a(n) = 5^n * Hermite(n,1/10).

E.g.f.: exp(x-25*x^2).

a(n) = numerator(Sum_{k=0..floor(n/2)} (-1)^k*n!*(1/5)^(n-2*k)/(k!*(n-2*k)!)). (End)

MATHEMATICA

Numerator[Table[HermiteH[n, 1/10], {n, 0, 50}]] (* Vladimir Joseph Stephan Orlovsky, Apr 02 2011*)

PROG

(PARI) a(n)=numerator(polhermite(n, 1/10)) \\ Charles R Greathouse IV, Jan 29 2016

(MAGMA) [Numerator((&+[(-1)^k*Factorial(n)*(1/5)^(n-2*k)/( Factorial(k) *Factorial(n-2*k)): k in [0..Floor(n/2)]])): n in [0..30]]; // G. C. Greubel, Jun 10 2018

CROSSREFS

Cf. A158811, A158954, A158960.

Sequence in context: A027469 A044381 A044762 * A265423 A226146 A066551

Adjacent sequences:  A159244 A159245 A159246 * A159248 A159249 A159250

KEYWORD

sign,frac

AUTHOR

N. J. A. Sloane, Nov 12 2009

STATUS

approved

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Last modified September 15 02:19 EDT 2019. Contains 327062 sequences. (Running on oeis4.)