Number of ways to place non-intersecting diagonals in a convex (n+2)-gon so as to create no hexagons.
A256752
Number of ways to place non-intersecting diagonals in a convex (n+2)-gon so as to create no hexagons.
Terms
- a(0) =1a(1) =3a(2) =11a(3) =44a(4) =190a(5) =859a(6) =4015a(7) =19248a(8) =94117a(9) =467575a(10) =2353443a(11) =11975568a(12) =61505088a(13) =318406927a(14) =1659801852a(15) =8704865907a(16) =45898065978a(17) =243163198928
External references
- oeis: A256752