0,1

Table of n, a(n) for n=0..75.

For n>0, a(A062389(n)) = 1. - Michel Marcus, Aug 07 2013

a(0) = 0 because tan(x) has no singularities in the interval (0,1).

a(1) = 1 because tan(x) has one singularity in the interval (1,2).

Cf. A163581.

Sequence in context: A283683 A118605 A175253 * A286655 A272170 A126565

Adjacent sequences: A163581 A163582 A163583 * A163585 A163586 A163587

nonn

A. Timothy Royappa, Jul 31 2009

More terms from Michel Marcus, Aug 07 2013

approved