login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A061181 Sixth column (m=5) of triangle A060920 (bisection of Fibonacci triangle, even part). 0
1, 27, 315, 2534, 16407, 91959, 464723, 2171850, 9546570, 39940460, 160437690, 622844730, 2348773525, 8638447293, 31086197469, 109744786482, 380920122009, 1302304276665, 4392297900647 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Numerator polynomial of g.f. is sum(A061176(6,m)*x^m,m=0..6).

LINKS

Table of n, a(n) for n=0..18.

FORMULA

a(n)= A060920(n+5, 5).

G.f.: ((1+x^6)+9*(x+x^5)-30*(x^2+x^4)+41*x^3)/(1-3*x+x^2)^6.

CROSSREFS

A061180.

Sequence in context: A125415 A119295 A048396 * A231911 A182130 A224311

Adjacent sequences:  A061178 A061179 A061180 * A061182 A061183 A061184

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang, Apr 20 2001

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 25 06:32 EDT 2020. Contains 337335 sequences. (Running on oeis4.)