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A008721 Molien series for 3-dimensional group [2,7] = *227. 0
1, 0, 2, 0, 3, 0, 4, 1, 5, 2, 6, 3, 7, 4, 9, 5, 11, 6, 13, 7, 15, 9, 17, 11, 19, 13, 21, 15, 24, 17, 27, 19, 30, 21, 33, 24, 36, 27, 39, 30, 42, 33, 46, 36, 50, 39, 54, 42, 58, 46, 62, 50, 66, 54, 70, 58, 75, 62, 80, 66 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

LINKS

INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 224

Index entries for Molien series

FORMULA

G.f.: 1/((1-x^2)^2*(1-x^7)).

MAPLE

1/((1-x^2)^2*(1-x^7));

CROSSREFS

Sequence in context: A053120 A008743 A029179 * A008735 A008800 A008808

Adjacent sequences:  A008718 A008719 A008720 * A008722 A008723 A008724

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 14 11:36 EST 2012. Contains 205623 sequences.