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A036888
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Number of partitions of 5n such that cn(0,5) < cn(1,5) = cn(4,5) <= cn(2,5) = cn(3,5).
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5
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0, 1, 5, 16, 43, 106, 247, 554, 1199, 2520, 5147, 10256, 19964, 38071, 71226, 130996, 237132, 423118, 744903, 1295274, 2226315, 3785452, 6371304, 10621516, 17547538, 28743111, 46701014, 75296105, 120512148, 191536534, 302392119, 474368206
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OFFSET
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1,3
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COMMENTS
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Alternatively, number of partitions of 5n such that cn(0,5) < cn(2,5) = cn(3,5) <= cn(1,5) = cn(4,5).
For a given partition, cn(i,n) means the number of its parts equal to i modulo n.
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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