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A152401
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Column 1 of triangle A152400; also, column 1 of square array A152405.
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6
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1, 2, 8, 45, 318, 2671, 25805, 280609, 3381993, 44658052, 640279918, 9895457035, 163871617543, 2893296199441, 54230087607409, 1075060346670798, 22467666780553040, 493590689966427930, 11369641989418301977
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OFFSET
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0,2
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COMMENTS
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Matrix powers of triangle T=A152400 satisfy: column k of T^(j+1) = column j of T^(k+1) for all j>=0, k>=0.
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LINKS
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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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