a(n) = floor(c*s*a(n-1)) + floor(d*r*a(n-2)), where r = (1+sqrt(5))/2, s = r/(r-1), c = 1, d = 1, a(0) = 1, a(1) = 1.
A275856
a(n) = floor(c*s*a(n-1)) + floor(d*r*a(n-2)), where r = (1+sqrt(5))/2, s = r/(r-1), c = 1, d = 1, a(0) = 1, a(1) = 1.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =8a(4) =24a(5) =74a(6) =231a(7) =723a(8) =2265a(9) =7098a(10) =22246a(11) =69724a(12) =218533a(13) =684941a(14) =2146791a(15) =6728628a(16) =21089356a(17) =66099798a(18) =207174811a(19) =649342415a(20) =2035216397a(21) =6378923798a(22) =19993288618a(23) =62664424664a(24) =196407414185a(25) =615594454969
External references
- oeis: A275856