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) = 3, b(0) = 2, b(1) = 4.

A294419

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) = 3, b(0) = 2, b(1) = 4.

Terms

    a(0) =1a(1) =3a(2) =16a(3) =37a(4) =75a(5) =138a(6) =243a(7) =415a(8) =696a(9) =1153a(10) =1895a(11) =3098a(12) =5047a(13) =8203a(14) =13314a(15) =21587a(16) =34975a(17) =56640a(18) =91697a(19) =148423a(20) =240210a(21) =388727a(22) =629035a(23) =1017864a(24) =1647005a(25) =2664979a(26) =4312098a(27) =6977195a(28) =11289415a(29) =18266736

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