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A055463 a(n) = a(n-1)*2*a(n-2)-3*a(n-3) 0
0, 1, 2, 4, 13, 98, 2536, 497017, 2520869930, 2505830419990012, 12633745110864184300787269, 63316045634407119326463714272245870904666, 1599837563945889048330164752080268110156603845860584259478831024272 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

CROSSREFS

Sequence in context: A139149 A132786 A103845 * A091957 A056678 A193232

Adjacent sequences:  A055460 A055461 A055462 * A055464 A055465 A055466

KEYWORD

easy,nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Jul 05 2000

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Last modified February 16 10:53 EST 2012. Contains 205904 sequences.