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A107547 Coordination sequence for B_14 lattice 0
1, 392, 28784, 840504, 13573536, 143640616, 1105549200, 6639777880, 32715396672, 137213776840, 503732312496, 1653861270136, 4938858514912, 13596421325928, 34882914424528, 84149325402520, 192278048807040, 418712196495880, 873484676706032, 1753309713352120 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..19.

Index entries for linear recurrences with constant coefficients, signature (14,-91,364,-1001,2002,-3003,3432,-3003,2002,-1001,364,-91,14,-1).

FORMULA

G.f.: (x^14 + 3290*x^13 + 116571*x^12 + 1552772*x^11 + 9994985*x^10 + 34561254*x^9 + 67815867*x^8 + 77510712*x^7 + 51859899*x^6 + 20009990*x^5 + 4284137*x^4 + 472836*x^3 + 23387*x^2 + 378*x + 1) / (x - 1)^14. [Colin Barker, Nov 21 2012]

CROSSREFS

Sequence in context: A166988 A264311 A035751 * A068276 A068288 A085019

Adjacent sequences:  A107544 A107545 A107546 * A107548 A107549 A107550

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 29 2005

STATUS

approved

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Last modified January 28 03:20 EST 2022. Contains 350654 sequences. (Running on oeis4.)