Number of n-bit numbers in A077436.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =9a(8) =14a(9) =24a(10) =37a(11) =63a(12) =93a(13) =162a(14) =233a(15) =376a(16) =582a(17) =921a(18) =1497a(19) =2435a(20) =4007a(21) =6696a(22) =10998a(23) =18310a(24) =30340a(25) =50792a(26) =84897a(27) =143079a(28) =239266a(29) =401652