Number of equivalence classes of binary sequences of period n.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =6a(6) =13a(7) =10a(8) =24a(9) =22a(10) =45a(11) =30a(12) =158a(13) =74a(14) =245a(15) =368a(16) =693a(17) =522a(18) =2637a(19) =1610a(20) =7386a(21) =8868a(22) =19401a(23) =16770a(24) =94484a(25) =67562a(26) =216275a(27) =277534a(28) =815558a(29) =662370