1,1

Table of n, a(n) for n=1..105.

Kevin O'Bryant, A generating function technique for Beatty sequences and other step sequences

This sum is also equal to sum(k>=1, (1/2)^floor(k/Pi))=4.05073154167001....

RealDigits[ 1/(2^(1/Pi) - 1), 10, 105] // First (* Jean-François Alcover, Feb 15 2013 *)

Sequence in context: A055242 A200295 A089389 * A046779 A255369 A292177

Adjacent sequences: A081547 A081548 A081549 * A081551 A081552 A081553

cons,nonn

Benoit Cloitre, Apr 21 2003

approved