114598domain: NAppears in sequencesCoefficient of q^2 in nu(n), where nu(0)=1, nu(1)=b and, for n>=2, nu(n)=b*nu(n-1)+lambda*(1+q+q^2+...+q^(n-2))*nu(n-2) with (b,lambda)=(1,2).at n=14A074353Binomial transform of [1, 1, 7, 7, 7, ...].at n=14A131068