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A136746 G.f.: (z^12+1-z^11-z^10+z^8-z^6+z^5-z^3+z)/((z+1)*(z-1)^2). 1
1, 2, 3, 3, 4, 5, 5, 6, 7, 8, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, 40, 40 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Simon Plouffe conjectured in 1992 that this is a g.f. for A003003 - it is not.

LINKS

Table of n, a(n) for n=0..75.

Simon Plouffe, Approximations de séries génératrices et quelques conjectures, Dissertation, Université du Québec à Montréal, 1992.

Simon Plouffe, 1031 Generating Functions and Conjectures, Université du Québec à Montréal, 1992.

Index entries for linear recurrences with constant coefficients, signature (1,1,-1).

CROSSREFS

Sequence in context: A258703 A067022 A113818 * A003003 A248186 A248183

Adjacent sequences:  A136743 A136744 A136745 * A136747 A136748 A136749

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Apr 07 2008

STATUS

approved

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Last modified November 21 05:01 EST 2017. Contains 294988 sequences.