1,2

Beatty sequence for coth(1) = (e^2+1)/(e^2-1) = 1.31303...; complement of A109238.

From Reinhard Zumkeller, Aug 11 2009: (Start)

a(n) = A164087(n) for n <= 20;

a(n) = A109239(A109238(n)) and A109239(a(n)) = A109238(n). (End)

Table of n, a(n) for n=1..66.

Eric Weisstein's World of Mathematics, Hyperbolic Cotangent

Eric Weisstein's World of Mathematics, Beatty Sequence

Index entries for sequences related to Beatty sequences

Cf. A109238, A109239, A109231, A109234.

Cf. A073747. [Reinhard Zumkeller, Aug 11 2009]

Sequence in context: A194375 A188222 A329990 * A164087 A187386 A059531

Adjacent sequences: A109234 A109235 A109236 * A109238 A109239 A109240

nonn

Reinhard Zumkeller, Jun 23 2005

Typo in comment corrected by Reinhard Zumkeller, Aug 10 2009

approved