Table of the number of ways T(m,n) to partition a 2m X 2n grid into Cartesian products of size 2 X 2, read by ascending antidiagonals.

A373692

Table of the number of ways T(m,n) to partition a 2m X 2n grid into Cartesian products of size 2 X 2, read by ascending antidiagonals.

Terms

    a(0) =1a(1) =3a(2) =3a(3) =15a(4) =45a(5) =15a(6) =105a(7) =1575a(8) =1575a(9) =105a(10) =945a(11) =99225a(12) =510525a(13) =99225a(14) =945a(15) =10395a(16) =9823275a(17) =376473825a(18) =376473825a(19) =9823275a(20) =10395a(21) =135135a(22) =1404728325a(23) =533407191975a(25) =533407191975a(26) =1404728325a(27) =135135a(28) =2027025a(29) =273922023375a(34) =273922023375

External references