OFFSET
1,2
COMMENTS
Smallest positive integers not appearing in the first 970278792 terms of the c.f. are 31516, 31591, 32600, 32806, ... - Eric W. Weisstein, Aug 08 2013
LINKS
Eric W. Weisstein, Table of n, a(n) for n = 1..31515
Eric Weisstein's World of Mathematics, Catalan's Constant Continued Fraction
EXAMPLE
The simple continued fraction for Catalan's constant (A014538) is [0; 1, 10, 1, 8, 1, 88, 4, 1, 1, 7, 22, 1, 2, 3, ...], so
a(1) = 1 (first 1 occurs at term 1),
a(2) = 13 (first 2 occurs at term 13),
a(3) = 14 (first 3 occurs at term 14).
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
Eric W. Weisstein, Oct 02 2011
STATUS
approved