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A019449
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Irreducible quadruple Euler sums of weight 2n+10 (verified for n <= 14).
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0
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1, 1, 3, 5, 7, 11, 16, 20, 27, 35, 43, 54, 66, 78, 94, 111, 128, 150, 173, 196, 224, 254, 284, 320, 357, 395, 439, 485, 531, 585, 640, 696, 759, 825, 891, 966, 1042, 1120, 1206, 1295, 1384, 1484, 1585, 1688, 1800, 1916, 2032, 2160, 2289, 2421
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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REFERENCES
| D. J. Broadhurst, Conjectural enumeration of irreducible MZV's: terashuffle tests at depth 4, up to weight 36, preprint, Oct 13 1996.
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FORMULA
| G.f.: (1+2*x^2+x^3+x^4+2*x^5+x^7-x^8)/(1-x)/(1-x^3)/(1-x^4)/(1-x^6).
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CROSSREFS
| Sequence in context: A062488 A116582 A052003 * A094615 A144574 A082373
Adjacent sequences: A019446 A019447 A019448 * A019450 A019451 A019452
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KEYWORD
| nonn
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AUTHOR
| David Broadhurst (D.Broadhurst(AT)open.ac.uk)
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EXTENSIONS
| Checked by David Broadhurst (D.Broadhurst(AT)open.ac.uk) to 320.
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