Greedy sequence such that no term is the average of four others.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =5a(5) =7a(6) =13a(7) =26a(8) =27a(9) =28a(10) =29a(11) =31a(12) =122a(13) =123a(14) =124a(15) =125a(16) =127a(17) =129a(18) =135a(19) =148a(20) =149a(21) =150a(22) =151a(23) =153a(24) =610a(25) =611a(26) =612a(27) =613a(28) =615a(29) =617