Numbers whose base-12 representation has the same nonzero number of 3's and 4's.

Terms

a(0) =40a(1) =51a(2) =184a(3) =195a(4) =328a(5) =339a(6) =436a(7) =448a(8) =460a(9) =480a(10) =481a(11) =482a(12) =485a(13) =486a(14) =487a(15) =488a(16) =489a(17) =490a(18) =491a(19) =496a(20) =508a(21) =520a(22) =532a(23) =544a(24) =556a(25) =568a(26) =579a(27) =591a(28) =603a(29) =612