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A085843
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Triangle T(n, k) read by rows; given by [1, 1, 1, 1, 1, ...] DELTA [1, 1, 2, 5, 14, 42, 132, 429, 1430, ...] (A000108) where DELTA is Deléham's operator defined in A084938.
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2
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1, 1, 1, 2, 4, 2, 5, 16, 17, 6, 14, 67, 122, 99, 30, 42, 294, 891, 1406, 1105, 338, 132, 1346, 7072, 22789, 40868, 35719, 11782, 429, 6397, 62683, 466417, 2021657, 4272586, 4067833, 1407202, 1430, 31405, 621689, 12035611, 138185753
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OFFSET
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0,4
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LINKS
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EXAMPLE
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1;
1,1;
2,4,2;
5,16,17,6;
14,67,122,99,30; ...
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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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