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A049127 Revert transform of (-1 + 2x + x^2)/(-1 + x + 2x^2 + x^3). 0
1, 1, 2, 6, 22, 88, 369, 1597, 7078, 31966, 146592, 680826, 3195883, 15138737, 72274885, 347411257, 1679958814, 8166820486, 39889343392, 195658510368, 963381098208, 4759922215444, 23592260956562, 117270856692388 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A165539 A109033 A049135 * A199481 A049137 A096267

Adjacent sequences:  A049124 A049125 A049126 * A049128 A049129 A049130

KEYWORD

nonn

AUTHOR

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

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Last modified February 16 16:51 EST 2012. Contains 205938 sequences.