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Search: id:A036073
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| A036073 |
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Triangle of coefficients arising in calculation of A002875 (sorting numbers). |
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+0
3
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| 1, 2, 1, 5, 1, 6, 15, 1, 11, 30, 52, 1, 20, 80, 150, 203, 1, 37, 210, 525, 780, 877, 1, 70, 560, 1785, 3395, 4263, 4140, 1, 135, 1526, 6125, 14140, 22288, 24556, 21147, 1, 264, 4240, 21420, 58842, 109998, 150402, 149040, 115975, 1, 521, 11970, 76385, 248115
(list; table; graph; listen)
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OFFSET
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0,2
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REFERENCES
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T. S. Motzkin, Sorting numbers ...: for a link to this paper see A000262.
T. S. Motzkin, Sorting numbers for cylinders and other classification numbers, in Combinatorics, Proc. Symp. Pure Math. 19, AMS, 1971, pp. 167-176.
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LINKS
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Index entries for sequences related to sorting
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FORMULA
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E.g.f.: exp(exp(x*y)+y*(exp(x)-1)-1).
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CROSSREFS
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Row sums give A001861.
Sequence in context: A151737 A014650 A014648 this_sequence A124227 A064865 A093127
Adjacent sequences: A036070 A036071 A036072 this_sequence A036074 A036075 A036076
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KEYWORD
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nonn,tabl
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
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Edited by Vladeta Jovovic (vladeta(AT)eunet.rs), Sep 17 2003
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