86560domain: NAppears in sequencesNumber of perfect rulers with n segments (n>=0).at n=23A103301Expansion of x*(-1+3*x-5*x^2+4*x^3+2*x^4+2*x^6) / ((x-1)*(2*x^4-4*x^3+3*x^2-3*x+1)*(x^4-2*x^3+2*x^2+1)).at n=16A110151Number of strings of numbers x(i=1..n) in 0..4 with sum i^3*x(i)^2 equal to n^3*16.at n=13A184298