Solution of the complementary equation a(n) = 4*a(n-2) + b(n-2), where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.

A295062

Solution of the complementary equation a(n) = 4*a(n-2) + b(n-2), where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.

Terms

    a(0) =1a(1) =3a(2) =6a(3) =16a(4) =29a(5) =71a(6) =124a(7) =293a(8) =506a(9) =1183a(10) =2036a(11) =4745a(12) =8158a(13) =18995a(14) =32649a(15) =75998a(16) =130615a(17) =304012a(18) =522481a(19) =1216070a(20) =2089947a(21) =4864304a(22) =8359813a(23) =19457242a(24) =33439279a(25) =77828996a(26) =133757146a(27) =311316015

External references