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Search: id:A049188
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A049188 Revert transform of 2*(1 + x + x^2 + x^5 + x^6 + x^7)-1/(1-x). +0
1
1, 1, 3, 9, 31, 113, 429, 1679, 6719, 27367, 113053, 472471, 1993785, 8483023, 36348595, 156705421, 679218965, 2957961685, 12936141935, 56787742645, 250137441355, 1105189823717, 4896749876081, 21751355833739 (list; graph; listen)
OFFSET

1,3

COMMENT

Sign diagram of generating sequence: +++--+++--------...

LINKS

Index entries for reversions of series

CROSSREFS

Adjacent sequences: A049185 A049186 A049187 this_sequence A049189 A049190 A049191

Sequence in context: A056334 A063032 A056335 this_sequence A049165 A052709 A049179

KEYWORD

nonn

AUTHOR

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

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.


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