Number of column-convex permutominoes of size n.
A196275
Number of column-convex permutominoes of size n.
Terms
- a(0) =1a(1) =4a(2) =22a(3) =152a(4) =1262a(5) =12232a(6) =135544a(7) =1690080a(8) =23417928a(9) =356958816a(10) =5936071344a(11) =106944112320
External references
- oeis: A196275