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A241588 Coefficients in expansion of determinant of the Ihara Laplacian on the infinite grid Z x Z. 1
1, 1, -1, -5, -30, -174, -1120 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..6.

Bryan Clair, The Ihara zeta function of the infinite grid, Electron. J. Combin., 21(2) (2014), #P2.16.

CROSSREFS

Sequence in context: A094972 A084158 A111469 * A229246 A276598 A057088

Adjacent sequences:  A241585 A241586 A241587 * A241589 A241590 A241591

KEYWORD

sign,more

AUTHOR

N. J. A. Sloane, May 12 2014

STATUS

approved

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Last modified February 17 15:19 EST 2019. Contains 320220 sequences. (Running on oeis4.)