login
A138384
Reverse groups of five Fibonacci numbers.
1
3, 2, 1, 1, 0, 34, 21, 13, 8, 5, 377, 233, 144, 89, 55, 4181, 2584, 1597, 987, 610, 46368, 28657, 17711, 10946, 6765, 514229, 317811, 196418, 121393, 75025, 5702887, 3524578, 2178309, 1346269, 832040, 63245986, 39088169, 24157817, 14930352, 9227465, 701408733
OFFSET
0,1
FORMULA
a(n) = 11*a(n-5) + a(n-10).
G.f.: (5*x^9 - 3*x^8 + 2*x^7 - x^6 + x^5 + x^3 + x^2 + 2*x + 3)/(-x^10 - 11*x^5 + 1). - Alexander R. Povolotsky, May 08 2008
MATHEMATICA
With[{nn=10}, Flatten[Reverse/@Partition[Fibonacci[Range[0, 5*nn-1]], 5]]] (* or *) LinearRecurrence[{0, 0, 0, 0, 11, 0, 0, 0, 0, 1}, {3, 2, 1, 1, 0, 34, 21, 13, 8, 5}, 50] (* Harvey P. Dale, Jan 20 2015 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Paul Curtz, May 08 2008
EXTENSIONS
Extended beyond a(24) by R. J. Mathar, Nov 30 2008
STATUS
approved