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A049183 Revert transform of 2*(1 + x + x^2 + x^4 + x^7)-1/(1-x). 0
1, 1, 3, 11, 45, 195, 885, 4151, 19963, 97899, 487717, 2461393, 12557439, 64657461, 335562499, 1753538133, 9218852525, 48725353661, 258759350495, 1380021781719, 7388261669161, 39692491630271, 213918652593929 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

COMMENTS

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

LINKS

Index entries for reversions of series

CROSSREFS

Sequence in context: A151127 A026375 A151128 * A049166 A049172 A049155

Adjacent sequences:  A049180 A049181 A049182 * A049184 A049185 A049186

KEYWORD

nonn

AUTHOR

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

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Last modified February 17 08:44 EST 2012. Contains 205998 sequences.