Number of (n+1)X7 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.
A206221
Number of (n+1)X7 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.
Terms
- a(0) =139390a(1) =53835891a(2) =9098547899
External references
- oeis: A206221