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

 

Logo

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A158903 Numerator of Hermite(n, 2/3). 0
1, 4, -2, -152, -500, 8944, 80776, -642848, -12749168, 41573440, 2231658976, 1443416704, -436094810432, -2056157249792, 93821556641920, 893437853515264, -21758068879257344, -344342377329425408, 5280599567735045632, 132689328525674014720, -1275207738062689547264 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..20.

MATHEMATICA

Numerator[Table[HermiteH[n, 2/3], {n, 0, 50}]] (* Vladimir Joseph Stephan Orlovsky, Mar 23 2011*)

PROG

(PARI) a(n)=3^n*polhermite(n, 2/3) \\ Charles R Greathouse IV, Jun 19 2012

CROSSREFS

The denominators are A000244.

Sequence in context: A266069 A057167 A096683 * A273148 A276342 A152030

Adjacent sequences:  A158900 A158901 A158902 * A158904 A158905 A158906

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified December 4 05:11 EST 2016. Contains 278748 sequences.