Binary entropy function: a(1)=0; for n > 1, a(n) = n + min { a(k)+a(n-k) : 1 <= k <= n-1 }.

Terms

a(0) =0a(1) =2a(2) =5a(3) =8a(4) =12a(5) =16a(6) =20a(7) =24a(8) =29a(9) =34a(10) =39a(11) =44a(12) =49a(13) =54a(14) =59a(15) =64a(16) =70a(17) =76a(18) =82a(19) =88a(20) =94a(21) =100a(22) =106a(23) =112a(24) =118a(25) =124a(26) =130a(27) =136a(28) =142a(29) =148