41008domain: NAppears in sequencesExpansion of x/(1 - 4*x - 3*x^2).at n=8A015530Denominators of rational approximations to sqrt(7) obtained from Newton's method.at n=3A244013Number of length n+3 0..2 arrays with no disjoint pairs in any consecutive four terms having the same sum.at n=10A247720