Total number of vertices in the graph (see A392172) formed when n points are placed in general position on each edge of a square and a chord is drawn from each point to the 3*n points on the other three sides.
A392173
Total number of vertices in the graph (see A392172) formed when n points are placed in general position on each edge of a square and a chord is drawn from each point to the 3*n points on the other three sides.
Terms
- a(0) =4a(1) =9a(2) =82a(3) =475a(4) =1644a(5) =4249a(6) =9154a(7) =17427a(8) =30340a(9) =49369a(10) =76194a(11) =112699a(12) =160972a(13) =223305a(14) =302194a(15) =400339a(16) =520644a(17) =666217a(18) =840370a(19) =1046619a(20) =1288684a(21) =1570489a(22) =1896162a(23) =2270035a(24) =2696644a(25) =3180729a(26) =3727234a(27) =4341307a(28) =5028300a(29) =5793769
External references
- oeis: A392173