OFFSET
0,2
COMMENTS
Conjecture: the sequence is strictly increasing.
FORMULA
G.f.: 1/(Sum_{k>=0} [(k+1)*r)](-x)^k), where r = sqrt(5/2) and [ ] = floor.
MATHEMATICA
r = Sqrt[5/2];
u = 1000; (* # initial terms from given series *)
v = 100; (* # coefficients in reciprocal series *)
CoefficientList[Series[1/Sum[Floor[r*(k + 1)] (-x)^k, {k, 0, u}], {x, 0, v}], x]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jul 10 2017
STATUS
approved