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!)
A335194 a(n) is the number of vertices inside an n-gon formed by the straight line segments connecting vertex k to vertex 3k mod n. 4
3, 4, 6, 8, 10, 10, 14, 20, 25, 18, 33, 40, 39, 30, 58, 58, 70, 56, 78, 94, 105, 72, 121, 134, 131, 120, 166, 164, 186, 142, 198, 224, 241, 198, 265, 284, 279, 234, 330, 310, 358, 324, 374, 410, 433, 340, 465, 490, 483, 460, 550, 544, 586, 498, 606, 652, 681 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

COMMENTS

See A335192 for illustrations.

LINKS

Lars Blomberg, Table of n, a(n) for n = 3..300

CROSSREFS

Cf. A335192 (regions), A335193 (edges), A335195 (n-gons).

Sequence in context: A250984 A135251 A298809 * A307647 A088070 A175071

Adjacent sequences:  A335191 A335192 A335193 * A335195 A335196 A335197

KEYWORD

nonn

AUTHOR

Lars Blomberg, May 26 2020

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 September 29 10:54 EDT 2020. Contains 337428 sequences. (Running on oeis4.)