Number of (n+1)X(4+1) 0..2 arrays with nondecreasing sum of every two consecutive values in every row and column.
A250439
Number of (n+1)X(4+1) 0..2 arrays with nondecreasing sum of every two consecutive values in every row and column.
Terms
- a(0) =3600a(1) =60000a(2) =1000000a(3) =8750000a(4) =76562500a(5) =450187500a(6) =2647102500a(7) =11859019200a(8) =53128406016a(9) =195165573120a(10) =716934758400
External references
- oeis: A250439