4308210domain: NAppears in sequencesG.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^(3*n^2).at n=8A191801Number of (n+2)X(5+2) 0..2 arrays with every consecutive three elements in every row, column, diagonal and antidiagonal having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=12A252858