102670domain: NAppears in sequencesDiagonal sums of number triangle A119308.at n=14A188460Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and column sum 1 3 6 or 8 and every diagonal and antidiagonal sum not 1 3 6 or 8.at n=17A252008