The integer k that minimizes |k/2^n - r|, where r = Euler's constant (0.577216...).

Terms

a(0) =1a(1) =1a(2) =2a(3) =5a(4) =9a(5) =18a(6) =37a(7) =74a(8) =148a(9) =296a(10) =591a(11) =1182a(12) =2364a(13) =4729a(14) =9457a(15) =18914a(16) =37828a(17) =75657a(18) =151314a(19) =302627a(20) =605254a(21) =1210509a(22) =2421018a(23) =4842036a(24) =9684072a(25) =19368144a(26) =38736288a(27) =77472575a(28) =154945150a(29) =309890300