Number of regular polygons that can be drawn with vertices on a centered hexagonal grid with side length n.

A339483

Number of regular polygons that can be drawn with vertices on a centered hexagonal grid with side length n.

Terms

    a(0) =0a(1) =9a(2) =75a(3) =294a(4) =810a(5) =1815a(6) =3549a(7) =6300a(8) =10404a(9) =16245a(10) =24255a(11) =34914a(12) =48750a(13) =66339a(14) =88305a(15) =115320a(16) =148104a(17) =187425a(18) =234099a(19) =288990a(20) =353010a(21) =427119a(22) =512325a(23) =609684a(24) =720300a(25) =845325a(26) =985959a(27) =1143450a(28) =1319094a(29) =1514235

External references