Length of n-th run of 1's in A030324.

Terms

a(0) =2a(1) =3a(2) =2a(3) =2a(4) =2a(5) =1a(6) =2a(7) =1a(8) =2a(9) =4a(10) =2a(11) =2a(12) =1a(13) =3a(14) =1a(15) =2a(16) =4a(17) =2a(18) =2a(19) =1a(20) =4a(21) =2a(22) =4a(23) =4a(24) =2a(25) =1a(26) =2a(27) =1a(28) =1a(29) =1