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A102147
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Second Eulerian transform of 1,2,3,4,5....[A000027].
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0
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1, 1, 5, 35, 315, 3465, 45045, 675675, 11486475, 218243025, 4583103525, 105411381075, 2635284526875, 71152682225625, 2063427784543125, 63966261320836875, 2110886623587616875, 73881031825566590625
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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REFERENCES
| R. L. Graham, D. E. Knuth and O. Patashnik, Concrete Mathematics. Addison-Wesley, Reading, MA, 1990, p. 256.
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FORMULA
| a(n) = Sum[E(n, k)A000027[k], k=0...n], where E(n, k) is a second-order Eulerian number [A008517].
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MAPLE
| with(finance):seq(mul(cashflows([k, k, 1], 0), k=2..n), n=0..22); # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Dec 22 2008]
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CROSSREFS
| Cf. A001147, A008517.
Apparently equals A051577(n-2), n>1.
Sequence in context: A015683 A000357 A051577 * A124564 A113342 A201367
Adjacent sequences: A102144 A102145 A102146 * A102148 A102149 A102150
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KEYWORD
| nonn
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AUTHOR
| Ross La Haye (rlahaye(AT)new.rr.com), Feb 14 2005
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