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A049167 Recip transform of 2*(1 + x^2 + x^5 + x^6)-1/(1-x). 0
1, 1, 1, 1, 3, 13, 41, 97, 203, 507, 1671, 5695, 17345, 48107, 133867, 404635, 1301205, 4156061, 12789845, 38604189, 118183255, 371846705, 1185390789, 3757924141, 11797229967, 36991159495, 116904780811, 372629921851 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

COMMENTS

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

LINKS

Table of n, a(n) for n=0..27.

CROSSREFS

Sequence in context: A095109 A259764 A309139 * A241527 A234387 A173867

Adjacent sequences:  A049164 A049165 A049166 * A049168 A049169 A049170

KEYWORD

nonn

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified June 23 08:51 EDT 2021. Contains 345395 sequences. (Running on oeis4.)