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A265314
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Triangle read by rows, the numerators of the Bell transform of B(n,1) where B(n,x) are the Bernoulli polynomials.
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3
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1, 0, 1, 0, 1, 1, 0, 1, 3, 1, 0, 0, 17, 3, 1, 0, -1, 5, 65, 5, 1, 0, 0, 7, 55, 175, 15, 1, 0, 1, -7, 2023, 245, 385, 21, 1, 0, 0, -38, 49, 34181, 595, 371, 14, 1, 0, -1, 3, -14351, 973, 56567, 525, 217, 18, 1, 0, 0, 99, -19, 10637, 13601, 208859, 2415, 355, 45, 1
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table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,9
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COMMENTS
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For the definition of the Bell transform see A264428 and the link given there.
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LINKS
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EXAMPLE
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1,
0, 1,
0, 1, 1,
0, 1, 3, 1,
0, 0, 17, 3, 1,
0, -1, 5, 65, 5, 1,
0, 0, 7, 55, 175, 15, 1,
0, 1, -7, 2023, 245, 385, 21, 1,
0, 0, -38, 49, 34181, 595, 371, 14, 1,
0, -1, 3, -14351, 973, 56567, 525, 217, 18, 1.
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MAPLE
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A265314_triangle := proc(n) local B, C, k;
B := BellMatrix(x -> bernoulli(x, 1), n); # see A264428
for k from 1 to n do
C := LinearAlgebra:-Row(B, k):
print(seq(numer(C[j]), j=1..k))
od end:
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MATHEMATICA
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BellMatrix[f_Function, len_] := With[{t = Array[f, len, 0]}, Table[BellY[n, k, t], {n, 0, len - 1}, {k, 0, len - 1}]];
rows = 12;
B = BellMatrix[Function[x, BernoulliB[x, 1]], rows];
Table[B[[n, k]] // Numerator, {n, 1, rows}, {k, 1, n}] // Flatten (* Jean-François Alcover, Jun 26 2018, from Maple *)
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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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