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A125896
Floor(((1+sqrt(7))/2)^n).
0
1, 1, 3, 6, 11, 20, 36, 66, 121, 222, 405, 738, 1346, 2453, 4472, 8153, 14863, 27093, 49388, 90029, 164112, 299156, 545324, 994058, 1812045, 3303133, 6021201, 10975901, 20007704, 36471557, 66483113, 121190448, 220915119, 402700792
OFFSET
0,3
MATHEMATICA
Table[Floor[((1 + Sqrt[7])/2)^n], {n, 0, 100}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Dec 13 2006
EXTENSIONS
Added a(0)=1 - Jon Perry, Mar 15 2014
STATUS
approved

  NODES
orte 1
see 1
Story 1