A070989 Continued fraction for Pi/4.

0, 1, 3, 1, 1, 1, 15, 2, 72, 1, 9, 1, 17, 1, 2, 1, 5, 1, 1, 10, 1, 2, 2, 20, 1, 5, 1, 1, 1, 3, 3, 56, 3, 1, 2, 1, 3, 2, 3, 24, 1, 2, 9, 1, 1, 1, 2, 1, 2, 7, 1, 1, 1, 8, 2, 1, 1, 2, 13, 1, 1, 13, 13, 7, 7, 2, 6, 1, 28, 5, 1, 10, 11, 1, 16, 4, 4, 40, 3, 1, 10, 1, 2, 1, 5, 5, 1, 2, 3, 11, 6, 5, 2, 3, 3, 43

Offset: 0

Author

Benoit Cloitre, May 18 2002

Keywords

• cofr
• easy
• nonn

Crossrefs

Cf. A003881 (decimal expansion).

Programs

Mathematica

ContinuedFraction[Pi/4, 96] (* Terry D. Grant, Jul 31 2016 *)

PARI

contfrac(Pi/4) \\ Michel Marcus, Nov 26 2013

Extensions

Offset changed by Andrew Howroyd, Jul 08 2024