A109159 - OEIS

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A109159

G.f.: 8th root of weight enumerator of Preparata code of length 64 (cf. A028239).

1

1, 0, 0, 5208, 264771, 9275448, 105399504, -6731254440, -553692038004, -21802507065864, -400684321812096, 12872305942604280, 1485636235823593980, 69288912971916416856, 1651037314634527670096, -22551727588731476610888, -4467328894885460428544076

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,4

LINKS

Table of n, a(n) for n=0..16.

N. Heninger, E. M. Rains and N. J. A. Sloane, On the Integrality of n-th Roots of Generating Functions, J. Combinatorial Theory, Series A, 113 (2006), 1732-1745.

CROSSREFS

Sequence in context: A247266 A157511 A165599 * A231113 A289514 A031616

Adjacent sequences: A109156 A109157 A109158 * A109160 A109161 A109162

KEYWORD

sign

AUTHOR

N. J. A. Sloane and Nadia Heninger Aug 18 2005

STATUS

approved