600080domain: NAppears in sequencesNumber of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 3 and no antidiagonal sum 3 and no row sum 0 and no column sum 0.at n=8A256746Expansion of exp( Sum_{n>=1} -sigma_4(n)*x^n/n ) in powers of x.at n=14A283264