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Search: id:A008787
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| 1, 7, 64, 729, 10000, 161051, 2985984, 62748517, 1475789056, 38443359375, 1099511627776, 34271896307633, 1156831381426176, 42052983462257059, 1638400000000000000, 68122318582951682301, 3011361496339065143296
(list; graph; listen)
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OFFSET
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0,2
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FORMULA
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E.g.f.(x) for b(n)=n^(n-6)=a(n-6): T-(31/32)T^2+(575/1296)T^3-(415/3456)T^4+(137/7200)T^5-(1/720)T^6; where T=T(x) is Euler's tree function (see A000169). - Len Smiley (smiley(AT)math.uaa.alaska.edu), Nov 17 2001
E.g.f.: LambertW(-x)^6/(1+LambertW(-x))/x^6. - Vladeta Jovovic (vladeta(AT)eunet.rs), Nov 07 2003
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MAPLE
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seq(mul(n, k=7..n), n=6..22); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Feb 15 2008
a:=n->mul(denom (1/(n+7)), k=0..n): seq(a(n), n=-1..15); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 26 2008
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CROSSREFS
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Cf. A000169, A000272, A000312, A007778, A007830, A008785-A008791.
Sequence in context: A159617 A098307 A055995 this_sequence A024095 A083302 A099342
Adjacent sequences: A008784 A008785 A008786 this_sequence A008788 A008789 A008790
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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