Sum of the lengths of LB factorizations over all binary strings of length n.

Terms

a(0) =0a(1) =2a(2) =6a(3) =16a(4) =34a(5) =80a(6) =164a(7) =368a(8) =754a(9) =1640a(10) =3312a(11) =7064a(12) =14312a(13) =30088a(14) =60612a(15) =126104a(16) =253918a(17) =524104a(18) =1053564a(19) =2161376a(20) =4341072a(21) =8863048a(22) =17786736a(23) =36176784a(24) =72556592a(25) =147125256a(26) =294927876a(27) =596566200a(28) =1195391736a(29) =2413163552