Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1)*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.

A295363

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1)*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) =12a(3) =35a(4) =77a(5) =154a(6) =287a(7) =513a(8) =890a(9) =1513a(10) =2546a(11) =4241a(12) =6997a(13) =11478a(14) =18747a(15) =30531a(16) =49620a(17) =80531a(18) =130571a(19) =211564a(20) =342641a(21) =554757a(22) =897998a(23) =1453405a(24) =2352105a(25) =3806266a(26) =6159183a(27) =9966319a(28) =16126432a(29) =26093743

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