Greatest integer k such that k/2^n < sqrt(1/3).

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =9a(5) =18a(6) =36a(7) =73a(8) =147a(9) =295a(10) =591a(11) =1182a(12) =2364a(13) =4729a(14) =9459a(15) =18918a(16) =37837a(17) =75674a(18) =151348a(19) =302697a(20) =605395a(21) =1210791a(22) =2421582a(23) =4843165a(24) =9686330a(25) =19372660a(26) =38745320a(27) =77490641a(28) =154981282a(29) =309962565