A037448 - OEIS

A037448

a(n) = floor(cot(n)).

0, -1, -8, 0, -1, -4, 1, -1, -3, 1, -1, -2, 2, 0, -2, 3, 0, -1, 6, 0, -1, 112, 0, -1, -8, 0, -1, -4, 1, -1, -3, 1, -1, -2, 2, 0, -2, 3, 0, -1, 6, 0, -1, 56, 0, -1, -9, 0, -1, -4, 1, -1, -3, 1, -1, -2, 2, 0, -2, 3, 0, -1, 5, 0, -1, 37, 0, -1, -9, 0, -1, -4, 1, -1, -3, 1, -1, -2, 2, 0, -2, 3, 0, -1, 5, 0, -1, 28, 0, -1, -10, 0, -1, -4, 1, -1, -3

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OFFSET

1,3

COMMENTS

Contains all integers infinitely often. - Charles R Greathouse IV, Aug 06 2012

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

PROG

(PARI) v=[]; for(n=1, 260, v=concat(v, floor(cotan(n)))); v

(Magma) [Floor(Cot(n)): n in [1..100]]; // Vincenzo Librandi, Jun 15 2015

CROSSREFS

Cf. A195911, A195910, A000503, A005657, A000493, A000480, A000494, A000484.