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A025761 8th-order Vatalan numbers (generalization of Catalan numbers). 1
1, 1, 29, 1177, 54629, 2726977, 142504685, 7685245225, 424109499317, 23818681210961, 1356315674712509, 78100982458201017, 4538960021319997189, 265837773438037013857, 15672475449746510425485 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

FORMULA

G.f.: 8/(7 + (1 - 64*x)^(1/8)).

MATHEMATICA

Table[SeriesCoefficient[8/(7 + (1 - 64 x)^(1/8)), {x, 0, n}], {n, 0, 20}] (* Vincenzo Librandi, Dec 29 2012 *)

CROSSREFS

Sequence in context: A243623 A210303 A268461 * A003735 A159479 A264351

Adjacent sequences:  A025758 A025759 A025760 * A025762 A025763 A025764

KEYWORD

nonn

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified March 1 03:32 EST 2021. Contains 341732 sequences. (Running on oeis4.)