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 A174391 Triangle, read by row, of constant term of X^k modulo n-th cyclotomic polynomial. 0
 1, 1, -1, 1, 0, -1, 1, 0, -1, 0, 1, 0, 0, 0, -1, 1, 0, -1, -1, 0, 1, 1, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, -1, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, -1, -1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, -1, 0, -1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 0, 0, -1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS a(n,k) (for n>=1 and 0<=k = QQ['x']; [[((x^k)%(R.cyclotomic_polynomial(n))).subs(0) for k in range(n)] for n in range(1, 31)] CROSSREFS Sequence in context: A140865 A114000 A131218 * A343910 A329682 A113998 Adjacent sequences: A174388 A174389 A174390 * A174392 A174393 A174394 KEYWORD sign,tabl AUTHOR David A. Madore, Mar 18 2010 STATUS approved

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Last modified November 27 13:09 EST 2022. Contains 358405 sequences. (Running on oeis4.)