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Search: id:A051630
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| A051630 |
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Poincare series (or Molien series) for Gamma_2(1,2)_(2). |
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+0
1
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| 1, 0, 2, 2, 4, 5, 9, 9, 15, 17, 23, 27, 36, 39, 51, 57, 69, 78, 94, 102, 122, 134, 154, 170, 195, 210, 240, 260, 290, 315, 351, 375, 417, 447, 489, 525, 574, 609, 665, 707, 763, 812, 876, 924, 996, 1052, 1124, 1188, 1269, 1332, 1422, 1494, 1584
(list; graph; listen)
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OFFSET
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0,3
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REFERENCES
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B. Runge, Codes and Siegel modular forms, Discrete Math. 148 (1996), 175-204, p. 202, last displayed formula.
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MAPLE
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(1 + x^3 + x^4 + x^5)/((1 - x^2)^2*(1 - x^3)*(1 - x^6));
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CROSSREFS
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Sequence in context: A116085 A085570 A059850 this_sequence A050045 A098386 A099574
Adjacent sequences: A051627 A051628 A051629 this_sequence A051631 A051632 A051633
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KEYWORD
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nonn,nice,easy
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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