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Search: id:A049138
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A049138 Revert transform of (1 - 3x + 2x^2 + x^3)/(1 - 2x + 2x^3). +0
1
1, 1, 2, 6, 20, 70, 254, 947, 3604, 13936, 54574, 215914, 861454, 3461208, 13988932, 56821743, 231793334, 949033702, 3897956648, 16053912116, 66275614190, 274168532480, 1136192222288, 4715741791756, 19598263084654 (list; graph; listen)
OFFSET

1,3
LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A087433 A119373 A151284 this_sequence A095929 A078482 A049128

Adjacent sequences: A049135 A049136 A049137 this_sequence A049139 A049140 A049141

KEYWORD

nonn

AUTHOR

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

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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