Number of binary words of length n with all distinct run-lengths.

Terms

a(0) =1a(1) =2a(2) =2a(3) =6a(4) =6a(5) =10a(6) =22a(7) =26a(8) =38a(9) =54a(10) =114a(11) =130a(12) =202a(13) =266a(14) =386a(15) =702a(16) =870a(17) =1234a(18) =1702a(19) =2354a(20) =3110a(21) =5502a(22) =6594a(23) =9514a(24) =12586a(25) =17522a(26) =22610a(27) =31206a(28) =48630a(29) =60922