Number of dissections of a convex (4n+4)-sided polygon into n hexagons and one square (up to equivalence).
A367872
Number of dissections of a convex (4n+4)-sided polygon into n hexagons and one square (up to equivalence).
Terms
- a(0) =1a(1) =4a(2) =30a(3) =272a(4) =2695a(5) =28080a(6) =302064a(7) =3321120a(8) =37095201a(9) =419276660a(10) =4782798020a(11) =54960207120a(12) =635339153865
External references
- oeis: A367872