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A240354
Inverse of 71st cyclotomic polynomial.
2
1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
OFFSET
0
COMMENTS
Periodic with period length 71. - Ray Chandler, Apr 03 2017
LINKS
Index entries for linear recurrences with constant coefficients, signature (-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1).
MATHEMATICA
CoefficientList[Series[1/Cyclotomic[71, x], {x, 0, 200}], x]
PROG
(Magma) &cat[[n le 2 select -(-1)^(n) else 0: n in [1..71]]: m in [1..4]];
CROSSREFS
Cf. similar sequences listed in A240328.
Sequence in context: A019590 A154955 A240356 * A240352 A240350 A240349
KEYWORD
sign,easy
AUTHOR
Vincenzo Librandi, Apr 04 2014
STATUS
approved