OFFSET
0,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..1000
FORMULA
G.f.: (17*x^5 - 29*x^4 - 73*x^3 + 65*x^2 + 47*x - 29)*x / (-x^6 + 2*x^5 + 4*x^4 - 6*x^3 - 2*x^2 + 4*x - 1).
EXAMPLE
a(1) = 29:
._._._. ._._._. ._._._. ._._._. ._._._. ._._._.
| | | |_| |_|_|_| |_| | |_|_|_| |_|_|_|
| | |___|_| | |_| |_|___| |_| | |_|_|_|
|_____| |_|_|_| |___|_| |_|_|_| |_|___| |_|_|_|.
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 22 2013
STATUS
approved