Number of (n+1)X3 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.
A206217
Number of (n+1)X3 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.
Terms
- a(0) =452a(1) =7313a(2) =73133a(3) =656053a(4) =5862927a(5) =53835891a(6) =499752207a(7) =4654712482a(8) =43385661909a(9) =404522337676
External references
- oeis: A206217