Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + 2*b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.
A294560
Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + 2*b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.
Terms
- a(0) =1a(1) =2a(2) =17a(3) =37a(4) =76a(5) =139a(6) =245a(7) =418a(8) =701a(9) =1161a(10) =1908a(11) =3119a(12) =5081a(13) =8258a(14) =13401a(15) =21727a(16) =35202a(17) =57007a(18) =92291a(19) =149384a(20) =241765a(21) =391243a(22) =633106a(23) =1024451a(24) =1657663a(25) =2682224a(26) =4340001a(27) =7022343a(28) =11362466a(29) =18384935
External references
- oeis: A294560