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Search: id:A079642
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| A079642 |
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Matrix product of unsigned Stirling1-triangle |A008275(n,k)| and Stirling1-triangle A008275(n,k). |
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+0
1
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| 1, 0, 1, 1, 0, 1, 1, 4, 0, 1, 8, 5, 10, 0, 1, 26, 58, 15, 20, 0, 1, 194, 217, 238, 35, 35, 0, 1, 1142, 2035, 1008, 728, 70, 56, 0, 1, 9736, 13470, 11611, 3444, 1848, 126, 84, 0, 1, 81384, 134164, 85410, 47815, 9660, 4116, 210, 120, 0, 1, 823392, 1243770, 983059
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OFFSET
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1,8
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FORMULA
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T(n, k) = Sum_{i=k..n} |A008275(n, i)| * A008275(i, k).
E.g.f.: (1-ln(1-x))^y. - Vladeta Jovovic (vladeta(AT)eunet.rs), Nov 22 2003
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EXAMPLE
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1; 0,1; 1,0,1; 1,4,0,1; 8,5,10,0,1; 26,58,15,20,0,1; ...
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CROSSREFS
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Sequence in context: A097898 A154884 A059678 this_sequence A121408 A121301 A059056
Adjacent sequences: A079639 A079640 A079641 this_sequence A079643 A079644 A079645
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KEYWORD
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nonn,tabl
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AUTHOR
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Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 30 2003
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