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A212872
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Number of nondecreasing sequences of 5 1..n integers with no element dividing the sequence sum.
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2
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0, 0, 2, 6, 22, 52, 112, 212, 376, 640, 1011, 1560, 2293, 3328, 4711, 6524, 8765, 11703, 15273, 19886, 25459, 32224, 40193, 50022, 61521, 75059, 90825, 109479, 130520, 155415, 183229, 215594, 252070, 293377, 340266, 393232, 451522, 517139, 590227
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OFFSET
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1,3
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=8
..3....5....2....2....4....2....4....2....4....5....5....5....2....6....2....4
..3....5....2....2....6....3....4....5....5....6....6....8....2....6....2....7
..4....5....2....3....6....5....6....5....5....6....6....8....2....6....3....7
..6....5....2....5....6....6....6....5....5....7....8....8....2....7....4....8
..6....8....3....7....7....7....7....6....7....7....8....8....7....8....8....8
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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