Related to Fibonacci numbers, see the Formula section.

Terms

a(0) =0a(1) =1a(2) =1a(3) =3a(4) =4a(5) =5a(6) =8a(7) =12a(8) =17a(9) =23a(10) =35a(11) =43a(12) =66a(13) =81a(14) =124a(15) =148a(16) =229a(17) =266a(18) =414a(19) =476a(20) =742a(21) =842a(22) =1318a(23) =1478a(24) =2320a(25) =2581a(26) =4059a(27) =4481a(28) =7062a(29) =7743