A085551 Decimal expansion of (sqrt(29)-5)/2.

1, 9, 2, 5, 8, 2, 4, 0, 3, 5, 6, 7, 2, 5, 2, 0, 1, 5, 6, 2, 5, 3, 5, 5, 2, 4, 5, 7, 7, 0, 1, 6, 4, 7, 7, 8, 1, 4, 7, 5, 6, 0, 0, 8, 0, 8, 2, 2, 3, 9, 4, 4, 1, 8, 8, 4, 0, 1, 9, 4, 3, 3, 5, 0, 0, 8, 3, 2, 2, 9, 8, 1, 4, 1, 3, 8, 2, 9, 3, 4, 6, 4, 3, 8, 3, 1, 6, 8, 9, 0, 8, 3, 9, 9, 1, 7, 7, 4, 2, 2, 0, 9, 3, 5, 2

Offset

0,2

Links

Daniel Starodubtsev, Table of n, a(n) for n = 0..10000

Formula

Equals Sum_{n>=1}(-1)^(n-1)/(A052918(n)*A052918(n+1)). - Vladimir Shevelev, Feb 23 2013

Example

0.19258240356725201562535524577...

Prog

(PARI) (sqrt(29)-5)/2 \\ Michel Marcus, Jan 16 2020

Crossrefs

Cf. A010484 (sqrt(29)), A052918.

Sequence in context: A342574 A154838 A082831 * A316328 A323809 A328909

Adjacent sequences: A085548 A085549 A085550 * A085552 A085553 A085554

Keyword

easy,cons,nonn

Author

Cino Hilliard, Jul 04 2003

Status

approved