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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159527 Numerator of Hermite(n, 13/16). 1
1, 13, 41, -2795, -52079, 754013, 43132729, -18356507, -38885559775, -486715213907, 38468867080009, 1123090745841077, -39563985152718671, -2239399192597236995, 36722281790359787609, 4490393016408925933957, -12131671824174755067839 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..450

FORMULA

From G. C. Greubel, Jun 09 2018: (Start)

a(n) = 16^n * Hermite(n,13/16).

E.g.f.: exp(26*x-252*x^2).

a(n) = Sum_{k=0..floor(n/2)} (-1)^k*n!*(13/8)^(n-2k)/(k!*(n-2k)!). (End)

MATHEMATICA

Numerator[Table[HermiteH[n, 13/16], {n, 0, 50}]] (* Vladimir Joseph Stephan Orlovsky, Apr 29 2011 *)

PROG

(PARI) a(n)=numerator(polhermite(n, 13/16)) \\ Charles R Greathouse IV, Jan 29 2016

(MAGMA) [Numerator((&+[(-1)^k*Factorial(n)*(13/8)^(n-2*k)/( Factorial(k) *Factorial(n-2*k)): k in [0..Floor(n/2)]])): n in [0..30]]; // G. C. Greubel, Jun 09 2018

CROSSREFS

Cf. A159521.

Sequence in context: A116209 A002673 A081301 * A139277 A162265 A233298

Adjacent sequences:  A159524 A159525 A159526 * A159528 A159529 A159530

KEYWORD

sign,frac

AUTHOR

N. J. A. Sloane, Nov 12 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 19 20:42 EST 2019. Contains 329323 sequences. (Running on oeis4.)