107527domain: NAppears in sequencesa(n) = (1/2+1/2*i*sqrt(11))^n + (1/2-1/2*i*sqrt(11))^n, where i=sqrt(-1).at n=19A131040Number of nX7 0..1 arrays with every element unequal to 0, 1, 3, 5 or 7 king-move adjacent elements, with upper left element zero.at n=8A304930Expansion of (1+x) / (1-x-5*x^2-2*x^3).at n=11A384646