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A120541 Bond percolation series for hexagonal net. 1
1, 1, 2, 2, 4, 4, 8, 7, 15, 12, 28, 18, 52, 26, 97, 28, 185, 14, 360, -66, 723, -308, 1497, -1012, 3202, -2838, 7048, -7538, 15883, -19209, 36567, -48182, 85403, -119061, 202050, -292799, 481849, -716445, 1158042, -1751707, 2795300 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

I. Jensen, Table of n, a(n) for n = 0..301 [from link below]

I. Jensen, More terms

CROSSREFS

Sequence in context: A138219 A279405 A100835 * A190172 A287293 A059867

Adjacent sequences:  A120538 A120539 A120540 * A120542 A120543 A120544

KEYWORD

sign

AUTHOR

N. J. A. Sloane, Aug 08 2006

STATUS

approved

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Last modified March 26 16:58 EDT 2019. Contains 321511 sequences. (Running on oeis4.)