1557744domain: NAppears in sequencesGeneralized Fibonacci numbers: a(n) = a(n-1) + 11*a(n-2).at n=11A015447a(n) = (4*n + 1)^(1/2)/(4*n + 1)*((1 - p)*q^n - (1 - q)*p^n), where p = (1 - (4*n + 1)^(1/2))/2 and q = (1 + (4*n + 1)^(1/2))/2.at n=10A171180