A145004 Values of n at which the number of roots of the function x+n*cos(x) increases.

0, 3, 7, 10, 13, 16, 19, 22, 26, 29, 32, 35, 38, 41, 44, 48, 51

Offset

0,2

Links

Table of n, a(n) for n=0..16.

Example

For n=0..2, there is 1 root. For n=3..6, there are 3 roots. For n=7..9, there are 5 roots. etc... So first ranks are 0,3,7,10, ...

Crossrefs

Cf. A121381, A004084.

Sequence in context: A340604 A366321 A310183 * A310184 A370756 A226723

Adjacent sequences: A145001 A145002 A145003 * A145005 A145006 A145007

Keyword

nonn

Author

Sébastien Dumortier, Sep 28 2008

Status

approved