Number of vertices among all distinct circles that can be constructed from n equally spaced points along a line using only a compass.

A359252

Number of vertices among all distinct circles that can be constructed from n equally spaced points along a line using only a compass.

Terms

    a(0) =2a(1) =13a(2) =46a(3) =101a(4) =226a(5) =417a(6) =744a(7) =1169a(8) =1802a(9) =2599a(10) =3742a(11) =5139a(12) =7022a(13) =9261a(14) =12110a(15) =15367a(16) =19456a(17) =24117a(18) =29858a(19) =36323a(20) =43950a(21) =52595a(22) =62784a(23) =73931a(24) =86806a(25) =101059a(26) =117364a(27) =135155a(28) =155506

External references