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 A000484 a(n) = round(cos(n)). 7
 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0, -1, -1, 0, 1, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS T. D. Noe, Table of n, a(n) for n = 0..1000 MAPLE f := n->round(evalf(cos(n))); MATHEMATICA Array[ Round[ Cos[ # ] // N ]&, 90, 0 ] CROSSREFS Sequence in context: A016345 A016148 A016333 * A014978 A015947 A015590 Adjacent sequences:  A000481 A000482 A000483 * A000485 A000486 A000487 KEYWORD sign,easy AUTHOR STATUS approved

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