249972domain: NAppears in sequencesMcKay-Thompson series of class 24F for Monster.at n=41A058576Number of (n+2)X(2+2) 0..3 arrays with every 3X3 subblock row and column sum not equal to 0 1 3 6 or 7 and every 3X3 diagonal and antidiagonal sum equal to 0 1 3 6 or 7.at n=10A252151