login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A105665 a(n) = abs(floor(n/cos(n))). 1
1, 5, 4, 7, 17, 6, 9, 55, 10, 12, 2485, 14, 14, 102, 20, 17, 62, 27, 19, 49, 39, 23, 44, 56, 25, 40, 93, 30, 39, 194, 33, 38, 2486, 41, 39, 282, 48, 39, 146, 60, 42, 106, 77, 44, 85, 107, 48, 75, 163, 51, 68, 320, 58, 66, 2485, 65, 63, 486, 77, 63, 237, 92, 63, 163, 116 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
PROG
(PARI) a(n) = abs(floor(n/cos(n))); \\ Michel Marcus, Oct 09 2013
CROSSREFS
Cf. A105666.
Sequence in context: A021650 A141269 A136118 * A019129 A019208 A051553
KEYWORD
nonn
AUTHOR
Zak Seidov, May 04 2005
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)