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A104707
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Triangle read by rows distributing the 1602 multinomials described by A005651(6) related to Young tableau and Kostka numbers.
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3
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1, 25, 1, 81, 20, 1, 25, 54, 15, 1, 100, 15, 36, 15, 1, 256, 60, 10, 27, 10, 1, 25, 128, 30, 5, 27, 10, 1, 100, 10, 64, 30, 5, 18, 10, 1, 81, 40, 5, 32, 10, 5, 9, 5, 1, 25, 27, 10, 0, 32, 10, 0, 9, 5, 1, 1, 5, 9, 10, 5, 16, 10, 5, 9, 5, 1
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OFFSET
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1,2
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COMMENTS
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The last row (and the square roots of the first column) is 1 5 9 5 10 16 5 10 9 5 1, which when sorted appears as 1 1 5 5 5 5 9 9 10 10 16 in A003870 and A060240. The 1602 cases are distributed in A036038: 1 6 15 20 30 60 90 120 180 360 720.
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REFERENCES
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D. Stanton and D. White, Constructive Combinatorics, 1986, page 83.
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LINKS
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EXAMPLE
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The triangle is:
1;
25, 1;
81, 20, 1;
25, 54, 15, 1;
100, 15, 36, 15, 1;
256, 60, 10, 27, 10, 1;
25, 128, 30, 5, 27, 10, 1;
100, 10, 64, 30, 5, 18, 10, 1;
81, 40, 5, 32, 10, 5, 9, 5, 1;
25, 27, 10, 0, 32, 10, 0, 9, 5, 1;
1, 5, 9, 10, 5, 16, 10, 5, 9, 5, 1;
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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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