Numbers whose base-4 representation contains exactly four 0's and no 1's.

Terms

a(0) =512a(1) =768a(2) =2050a(3) =2051a(4) =2056a(5) =2060a(6) =2080a(7) =2096a(8) =2176a(9) =2240a(10) =2560a(11) =2816a(12) =3074a(13) =3075a(14) =3080a(15) =3084a(16) =3104a(17) =3120a(18) =3200a(19) =3264a(20) =3584a(21) =3840a(22) =8202a(23) =8203a(24) =8206a(25) =8207a(26) =8226a(27) =8227a(28) =8232a(29) =8236