login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A096463 Denominators of convergents to Pi/2. 2
1, 2, 7, 219, 226, 32989, 33215, 165849, 364913, 3085153, 3450066, 23785549, 27235615, 78256779, 262005952, 340262731, 1623056876, 1963319607, 11439654911, 13402974518, 560961610149, 574364584667, 1709690779483 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..23.

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, ...

CROSSREFS

Cf. A096456, A053300.

Sequence in context: A333740 A306951 A181864 * A048560 A261267 A020459

Adjacent sequences:  A096460 A096461 A096462 * A096464 A096465 A096466

KEYWORD

nonn,frac,easy

AUTHOR

N. J. A. Sloane, Aug 16 2004

EXTENSIONS

More terms from Matthew Conroy, Jan 16 2006

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 8 14:04 EDT 2020. Contains 336298 sequences. (Running on oeis4.)