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A005813
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Molien series for 6-dimensional complex representation of double cover of J2.
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0
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1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2, 0, 1, 2, 3, 1, 4, 2, 5, 5, 7, 4, 10, 8, 12, 12, 16, 13, 24, 21, 27, 27, 35, 34, 48, 45, 54, 57, 72, 70, 90, 88, 104, 112, 132, 132, 159, 162, 188, 199, 228, 230, 270, 281, 316, 333, 373
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,13
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REFERENCES
| J. H. Conway and N. J. A. Sloane, circa 1977.
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LINKS
| Index entries for Molien series
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MAPLE
| p/q = 1+x^12+x^20+2*x^24+x^28+..., where
p := x^140+x^110+x^108+x^106+2*x^104+2*x^102+3*x^100+3*x^98+3*x^96+3*x^94+4*x^92+
4*x^90+4*x^88+4*x^86+4*x^84+4*x^82+4*x^80+4*x^78+3*x^76+4*x^74+3*x^72+4*x^70+
3*x^68+4*x^66+3*x^64+4*x^62+4*x^60+4*x^58+4*x^56+4*x^54+4*x^52+4*x^50+4*x^48+
3*x^46+3*x^44+3*x^42+3*x^40+2*x^38+2*x^36+x^34+x^32+x^30+1;
q := (1-x^12)*(1-x^20)*(1-x^24)*(1-x^28)*(1-x^30)*(1-x^32);
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CROSSREFS
| Sequence in context: A071512 A080018 A079686 * A049262 A145201 A119464
Adjacent sequences: A005810 A005811 A005812 * A005814 A005815 A005816
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KEYWORD
| nonn,easy,nice
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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