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A049147 Revert transform of (1 - x - 4x^2 + x^3)/(1 - 6x^2). 0
1, 1, 0, 0, 2, 2, 4, 27, 78, 222, 816, 2736, 8784, 29704, 100408, 334889, 1128036, 3819368, 12912484, 43771606, 148863396, 506943540, 1729339848, 5911769970, 20242876176, 69422168880, 238465602096, 820352668488, 2826032713656 (list; graph; refs; listen; history; internal format)
OFFSET

1,5

LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A006829 A154594 A098335 * A189879 A189870 A067068

Adjacent sequences:  A049144 A049145 A049146 * A049148 A049149 A049150

KEYWORD

nonn

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified February 17 14:19 EST 2012. Contains 206038 sequences.