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A063026 Reversion of y - y^2 + y^4 - y^5. 0
0, 1, 1, 2, 4, 9, 21, 52, 135, 368, 1045, 3068, 9230, 28245, 87414, 272544, 854012, 2685897, 8473107, 26805994, 85045674, 270599945, 863529480, 2763745020, 8870777955, 28550721966, 92128996782, 298004209496, 966085311052 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..28.

Index entries for reversions of series

MATHEMATICA

CoefficientList[InverseSeries[Series[y - y^2 + y^4 - y^5, {y, 0, 30}], x], x]

CROSSREFS

Sequence in context: A136753 A289666 A084261 * A106219 A198304 A032129

Adjacent sequences:  A063023 A063024 A063025 * A063027 A063028 A063029

KEYWORD

nonn,easy

AUTHOR

Olivier Gérard, Jul 05 2001.

STATUS

approved

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Last modified January 18 01:05 EST 2020. Contains 330995 sequences. (Running on oeis4.)