a(1) = a(2) = 1, a(n) = A014777(a(n-1) + a(n-2)), n >= 3.

Terms

a(0) =1a(1) =1a(2) =6a(3) =13a(4) =37a(5) =31a(6) =605a(7) =1411a(8) =7174a(9) =15567a(10) =608953a(11) =78903a(12) =334535a(13) =611552a(14) =105928a(15) =2557047a(16) =2979162a(17) =3263358a(18) =6242520a(19) =7825254a(20) =37404834a(21) =267494881a(22) =639174488