OFFSET
0,11
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 1, 0, 0, 0, 0, 1, 0, -1, 1, 0, -1, 0, 0, 0, 0, -1, 0, 1).
FORMULA
a(0)=1, a(1)=0, a(2)=1, a(3)=0, a(4)=1, a(5)=0, a(6)=1, a(7)=1, a(8)=1, a(9)=1, a(10)=2, a(11)=1, a(12)=2, a(13)=1, a(14)=3, a(15)=1, a(16)=3, a(17)=2, a(18)=3, a(n)=a(n-2)+a(n-7)-a(n-9)+a(n-10)-a(n-12)- a(n-17)+ a(n-19). - Harvey P. Dale, Sep 21 2013
MATHEMATICA
CoefficientList[Series[1/((1-x^2)(1-x^7)(1-x^10)), {x, 0, 100}], x] (* or *) LinearRecurrence[{0, 1, 0, 0, 0, 0, 1, 0, -1, 1, 0, -1, 0, 0, 0, 0, -1, 0, 1}, {1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 2, 1, 2, 1, 3, 1, 3, 2, 3}, 100] (* Harvey P. Dale, Sep 21 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved