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A247488
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Triangle read by rows: T(n,k) = abs(C(n-k, k)*hypergeom([k-n/2, k-n/2+1/2], [1], -4)).
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1
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1, 1, 1, 1, 5, 2, 5, 3, 1, 11, 20, 3, 41, 25, 6, 1, 29, 66, 50, 4, 125, 287, 75, 10, 1, 365, 232, 231, 100, 5, 131, 1125, 1148, 175, 15, 1, 1409, 3650, 1044, 616, 175, 6, 3301, 1441, 5625, 3444, 350, 21, 1, 155, 16908, 20075, 3480, 1386, 280, 7
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listen;
history;
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internal format)
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OFFSET
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0,5
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LINKS
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EXAMPLE
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1
1
1, 1
5, 2
5, 3, 1
11, 20, 3
41, 25, 6, 1
29, 66, 50, 4
125, 287, 75, 10, 1
365, 232, 231, 100, 5
131, 1125, 1148, 175, 15, 1
1409, 3650, 1044, 616, 175, 6
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MAPLE
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A247488 := (n, k) -> abs(binomial(n-k, k)*hypergeom([k-n/2, k-n/2+1/2], [1], -4)): seq(print(seq(round(evalf(A247488(n, k))), k=0..iquo(n, 2))), n =0..19);
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CROSSREFS
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KEYWORD
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nonn,tabf
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AUTHOR
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STATUS
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approved
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