a(2*n+1) = 5*a(n), a(2*n+2) = 6*a(n) + a(n-1).

Terms

a(0) =1a(1) =5a(2) =6a(3) =25a(4) =31a(5) =30a(6) =41a(7) =125a(8) =156a(9) =155a(10) =211a(11) =150a(12) =211a(13) =205a(14) =276a(15) =625a(16) =791a(17) =780a(18) =1061a(19) =775a(20) =1086a(21) =1055a(22) =1421a(23) =750a(24) =1111a(25) =1055a(26) =1416a(27) =1025a(28) =1441a(29) =1380