1,1

Continued fraction expansion of (21+5*sqrt(21))/6 is A010705 preceded by 7.

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

(21+5*sqrt(21))/6 = 7.31881307912986667215...

Cf. A010477 (decimal expansion of sqrt(21)), A010705 (repeat 3, 7).

Sequence in context: A110636 A125681 A021899 * A133722 A204155 A160390

Adjacent sequences: A176432 A176433 A176434 * A176436 A176437 A176438

cons,nonn

Klaus Brockhaus, Apr 19 2010

approved