Number of (n+1)X5 0..3 arrays with every 2X2 subblock having the same number of equal diagonal or antidiagonal elements, and new values 0..3 introduced in row major order.
A206379
Number of (n+1)X5 0..3 arrays with every 2X2 subblock having the same number of equal diagonal or antidiagonal elements, and new values 0..3 introduced in row major order.
Terms
- a(0) =5257a(1) =520097a(2) =57656713a(3) =6554439373a(4) =748963157161
External references
- oeis: A206379