a(n) = A051707(A025487).

Terms

a(0) =1a(1) =1a(2) =3a(3) =5a(4) =8a(5) =23a(6) =23a(7) =91a(8) =52a(9) =60a(10) =143a(11) =328a(12) =339a(13) =161a(14) =686a(15) =1085a(16) =1730a(17) =404a(18) =2911a(19) =2798a(20) =3387a(21) =855a(22) =3901a(23) =7568a(24) =1011a(25) =11020a(26) =17006a(27) =10007a(28) =7377a(29) =18781