822065domain: NAppears in sequencesE.g.f.: sec(arcsinh(x)+log(x+1)) = 1 + 4/2!*x^2 - 6/3!*x^3 + 91/4!*x^4 - 470/5!*x^5 + ...at n=8A013079Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.at n=7A299085