OFFSET
1,2
LINKS
M. F. Hasler, Table of n, a(n) for n = 1..1500, Oct 13 2020
I. Rosenholtz, Tangent sequences, world records, ..., Math. Mag., 72 (No. 5, 1999), 367-376.
EXAMPLE
1, 2, 3/2, 11/7, 344/219, 355/226, ...
MATHEMATICA
Table[Numerator[FromContinuedFraction[ContinuedFraction[Pi/2, n]]], {n, 1, 25}] (* Stefan Steinerberger, Mar 18 2006 *)
PROG
(PARI) contfracpnqn(c=contfrac(Pi/2), #c)[1, ] \\ M. F. Hasler, Oct 13 2020
CROSSREFS
KEYWORD
nonn,frac,easy
AUTHOR
N. J. A. Sloane, Aug 16 2004
EXTENSIONS
More terms from Stefan Steinerberger, Mar 18 2006
STATUS
approved