8080990

Appears in sequences

• Number of (n+1)X(3+1) 0..3 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..3 introduced row-major order.at n=2A236261
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays colored with the sets of distinct values in every 2 X 2 subblock, with new values 0..3 introduced row-major order.at n=12A236262