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Search: id:A003308
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| 2, 2, 6, 32, 250, 2592, 33614, 524288, 9565938, 200000000, 4715895382, 123834728448, 3584320788074, 113387824750592, 3892390136718750, 144115188075855872, 5724846103019631586, 242879062193188503552
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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When n >=2, right side of binomial sum n-> sum( i^(n-i-1) * (n-i)^(i-1) *binomial(n, i), i=1..n-1) - Yong Kong (ykong(AT)curagen.com), Dec 28 2000
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REFERENCES
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A. P. Prudnikov, Yu. A. Brychkov, and O.I. Marichev, "Integrals and Series", Volume 1: "Elementary Functions", Chapter 4: "Finite Sums", New York, Gordon and Breach Science Publishers, 1986-1992, Eq. (4.2.2.38)
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CROSSREFS
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Equals 2 * A000272.
Adjacent sequences: A003305 A003306 A003307 this_sequence A003309 A003310 A003311
Sequence in context: A052584 A094303 A117394 this_sequence A032185 A002027 A032117
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KEYWORD
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nonn
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AUTHOR
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Joseph Moser (jmoser(AT)wcupa.edu)
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