OFFSET
0
COMMENTS
Periodic with period length 72. - Ray Chandler, Apr 03 2017
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
MATHEMATICA
CoefficientList[Series[1/Cyclotomic[72, x], {x, 0, 200}], x]
CROSSREFS
KEYWORD
sign,easy
AUTHOR
Vincenzo Librandi, Apr 04 2014
STATUS
approved