Numbers k such that number of runs in the base 4 representation of k is congruent to 1 mod 6.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =10a(5) =15a(6) =21a(7) =42a(8) =63a(9) =85a(10) =170a(11) =255a(12) =341a(13) =682a(14) =1023a(15) =1365a(16) =2730a(17) =4095a(18) =4369a(19) =4370a(20) =4371a(21) =4376a(22) =4377a(23) =4379a(24) =4380a(25) =4381a(26) =4382a(27) =4385a(28) =4386a(29) =4387