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Search: id:A049178
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A049178 Revert transform of 2*(1 + x + x^2 + x^3 + x^4 + x^6)-1/(1-x). +0
1
1, 1, 1, 1, 3, 15, 59, 185, 513, 1429, 4429, 15157, 53063, 181075, 601335, 1986857, 6668441, 22844345, 79190777, 274979521, 952675283, 3299619927, 11466715411, 40054475169, 140536413497, 494404614557, 1741798930389, 6144137237061 (list; graph; listen)
OFFSET

1,5

COMMENT

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

LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A123007 A121695 A017949 this_sequence A049150 A062473 A069009

Adjacent sequences: A049175 A049176 A049177 this_sequence A049179 A049180 A049181

KEYWORD

nonn

AUTHOR

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

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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