Rounded base-2 logarithm of A082128(n).

Terms

a(0) =4a(1) =2a(2) =2a(3) =4a(4) =3a(5) =1a(6) =5a(7) =4a(8) =6a(9) =9a(10) =17a(11) =22a(12) =33a(13) =53a(14) =76a(15) =114a(16) =171a(17) =260a(18) =390a(19) =585a(20) =874a(21) =1311a(22) =1970a(23) =2955a(24) =4429a(25) =6647a(26) =9967a(27) =14954a(28) =22431a(29) =33643