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!)
A032210 "DFJ" (bracelet, size, labeled) transform of 2,1,1,1... 1
1, 2, 1, 7, 9, 21, 148, 281, 997, 3037, 83436, 187155, 906986, 4040713, 19429075, 967161214, 2687357885, 15062567325, 76117375036, 495916450391, 2830109972230, 258366446110567, 832033559653913, 5503200805013334 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
C. G. Bower, Transforms (2)
PROG
(PARI) seq(n)=[subst(serlaplace(p/y + polcoeff(p, 1) + polcoeff(p, 2)), y, 1)/2 | p <- Vec(y-1+serlaplace((1 + 2*x*y)*prod(k=2, n, 1 + x^k*y/k! + O(x*x^n))))] \\ Andrew Howroyd, Sep 11 2018
CROSSREFS
Sequence in context: A102817 A026252 A032298 * A032135 A032039 A203991
KEYWORD
nonn
AUTHOR
EXTENSIONS
a(0)=1 prepended by Andrew Howroyd, Sep 11 2018
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 June 20 11:48 EDT 2024. Contains 373527 sequences. (Running on oeis4.)