OFFSET
0,6
LINKS
Index entries for linear recurrences with constant coefficients, signature (1,0,0,0,1,0,-1,0,0,0,-1,1).
FORMULA
a(n)= +a(n-1) +a(n-5) -a(n-7) -a(n-11) +a(n-12). - R. J. Mathar, Aug 21 2014
MATHEMATICA
CoefficientList[Series[1/((1-x)(1-x^5)(1-x^6)), {x, 0, 60}], x] (* Harvey P. Dale, Mar 06 2011 *)
LinearRecurrence[{1, 0, 0, 0, 1, 0, -1, 0, 0, 0, -1, 1}, {1, 1, 1, 1, 1, 2, 3, 3, 3, 3, 4, 5}, 70] (* Harvey P. Dale, Feb 09 2015 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved