This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A238465 Generalized ordered Bell numbers Bo(8,n). 1
 1, 8, 136, 3464, 117640, 4993928, 254396296, 15119104904, 1026912225160, 78468091562888, 6662087721342856, 622186077361470344, 63389713864392140680, 6996476832548305415048, 831619554631233264449416, 105909083171031626820475784 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Row 8 of array A094416, which see for more information. LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..250 FORMULA E.g.f.: 1/(9 - 8*exp(x)). a(n) ~ n! / (9*(log(9/8))^(n+1)). - Vaclav Kotesovec, Mar 20 2014 MATHEMATICA t = 30; Range[0, t]! CoefficientList[Series[1/(9 - 8 Exp[x]), {x, 0, t}], x] PROG (MAGMA) m:=20; R:=LaurentSeriesRing(RationalField(), m); b:=Coefficients(R!(1/(9 - 8*Exp(x)))); [Factorial(n-1)*b[n]: n in [1..m]]; CROSSREFS Cf. A000670, A004123, A032033, A094417, A094418, A094419, A238464. Sequence in context: A131927 A132869 A036915 * A049211 A024283 A134053 Adjacent sequences:  A238462 A238463 A238464 * A238466 A238467 A238468 KEYWORD nonn AUTHOR Vincenzo Librandi, Mar 18 2014 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 16 01:46 EDT 2019. Contains 328038 sequences. (Running on oeis4.)