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A107351
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G.f.: (1+x^3)/((1-x)^3*(1-x^2)^3*(1-x^3)).
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0
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1, 3, 9, 21, 45, 87, 159, 273, 450, 712, 1092, 1626, 2364, 3360, 4686, 6420, 8661, 11517, 15121, 19617, 25179, 31995, 40287, 50295, 62298, 76596, 93534, 113482, 136860, 164118, 195762, 232332, 274431, 322701, 377853, 440643, 511903, 592515, 683445, 785715
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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REFERENCES
| Y. Teranishi, Linear Diophantine equations and invriant theory of matrices, in Commutative algebra and combinatorics (Kyoto, 1985), pp. 259-275, Adv. Stud. Pure Math., 11, North-Holland, Amsterdam, 1987.
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LINKS
| Index entries for Molien series
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CROSSREFS
| Sequence in context: A084569 A192970 A110964 * A068156 A166452 A052101
Adjacent sequences: A107348 A107349 A107350 * A107352 A107353 A107354
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), May 23 2005
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