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A256973
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Irregular triangle read by rows: row n gives coefficients of polynomial NT_{n,mu}(q) in powers of q.
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0
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1, 1, 1, 1, 1, 3, 1, 1, 1, 6, 6, 7, 2, 1, 1, 1, 10, 20, 31, 23, 15, 13, 3, 2, 1, 1, 1, 15, 50, 106, 135, 126, 119, 66, 46, 25, 19, 5, 3, 2, 1, 1, 1, 21, 105, 301, 561, 736, 850, 726, 603, 418, 299, 174, 101, 65, 33, 27, 7, 5, 3, 2, 1, 1, 1, 28, 196, 742, 1870, 3311, 4820, 5541, 5675, 5007, 4055, 3093, 2116, 1461, 888, 646, 338, 217, 126, 80, 44, 35, 11, 7, 5, 3, 2, 1, 1
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OFFSET
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1,6
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COMMENTS
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The triangles in Tables 2 and 3 of Jones et al., 2013, should also be entered into the OEIS.
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LINKS
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M. Jones, S. Kitaev, J. Remmel, Frame patterns in n-cycles, arXiv preprint arXiv:1311.3332, 2013. Also Discrete Math., 338 (2015), 1197-1215.
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EXAMPLE
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Triangle begins:
1,
1,
1,1,
1,3,1,1,
1,6,6,7,2,1,1,
1,10,20,31,23,15,13,3,2,1,1,
1,15,50,106,135,126,119,66,46,25,19,5,3,2,1,1,
...
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CROSSREFS
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KEYWORD
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nonn,tabf
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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