The number of vertices on a decagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts.

A332418

The number of vertices on a decagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts.

Terms

    a(0) =171a(1) =3581a(2) =23651a(3) =80191a(4) =213041a(5) =444251a(6) =862711a(7) =1481141a(8) =2413721a(9) =3701951a(10) =5493891a(11) =7765621a(12) =10833601a(13) =14589491a(14) =19315751a(15) =25064491a(16) =32107771a(17) =40337021a(18) =50328771a(19) =61790891a(20) =75318371

External references