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A300051
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Triangle read by rows giving numbers T(n,j) (n >= 0, 1 <= j <= n+1) of certain restricted partitions of 2n into j blocks.
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0
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1, 1, 1, 1, 5, 2, 1, 19, 24, 5, 1, 69, 202, 112, 14, 1, 251, 1520, 1665, 510, 42, 1, 923, 11000, 21121, 11827, 2277, 132, 1, 3431, 78806, 249137, 226205, 76111, 10010, 429, 1, 12869, 566234, 2840928, 3918842, 2044444, 456456, 43472, 1430
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OFFSET
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0,5
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COMMENTS
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See Vargas (2017) for a more precise definition.
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LINKS
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FORMULA
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The authors report that they were unable to find a general formula.
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EXAMPLE
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Triangle begins:
1;
1, 1;
1, 5, 2;
1, 19, 24, 5;
1, 69, 202, 112, 14;
1, 251, 1520, 1665, 510, 42;
1, 923, 11000, 21121, 11827, 2277, 132;
...
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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