login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A145170 G.f. A(x) satisfies A(x/A(x)) = 1/(1-x)^6. 3
1, 6, 57, 866, 18444, 492924, 15424611, 542166480, 20861518935, 864061112296, 38081996557383, 1771322835258594, 86425203984341130, 4402953230795279532, 233372023965531945057, 12832558973488295874402, 730347857708249147767893 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

FORMULA

Self-convolution 6-th power of A145167.

Self-convolution cube of A145168.

Self-convolution square of A145169.

PROG

(PARI) {a(n)=local(A=1+x+x*O(x^n), B); for(n=0, n, B=serreverse(x/A); A=1/(1-B)^6); polcoeff(A, n)}

CROSSREFS

Cf. A145167, A145168, A145169.

Sequence in context: A107718 A000406 A032119 * A180255 A034218 A034237

Adjacent sequences:  A145167 A145168 A145169 * A145171 A145172 A145173

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Oct 03 2008

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 13 16:05 EST 2012. Contains 205522 sequences.