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A049144 Revert transform of (1 + x - 2x^2 + x^3)/(1 + 2x). +0
1
1, 1, 2, 4, 10, 24, 64, 167, 460, 1256, 3532, 9910, 28280, 80756, 232984, 673371, 1958982, 5710900, 16722156, 49061276, 144387320, 425674212, 1257774336, 3721938064, 11032243612, 32740524236, 97287632048, 289369653892 (list; graph; listen)
OFFSET

1,3
LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A132220 A007874 A121704 this_sequence A049131 A084078 A137842

Adjacent sequences: A049141 A049142 A049143 this_sequence A049145 A049146 A049147

KEYWORD

nonn

AUTHOR

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

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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