login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A009200 E.g.f. exp(sin(log(1+x))). 0
1, 1, 0, -1, 2, -4, 16, -120, 1084, -10568, 111196, -1269764, 15728360, -210510936, 3029497472, -46654106824, 765497451536, -13330741903360, 245546485746064, -4769321293582128, 97417091239222336, -2087367002843576384, 46814167766826521920, -1096698328458955351616 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
FORMULA
a(n) = Sum_{k=1..n} stirling1(n,k)*A002017(k), n > 0, a(0)=1. - Vladimir Kruchinin, Jun 29 2011
PROG
(PARI) x='x+O('x^30); Vec(serlaplace(exp(sin(log(1+x))))) \\ Michel Marcus, Apr 01 2017
CROSSREFS
Cf. A002017.
Sequence in context: A047892 A275911 A334351 * A144526 A179532 A217994
KEYWORD
sign,easy
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 17:07 EDT 2024. Contains 371280 sequences. (Running on oeis4.)