Numbers k such that k and k + 1 are both binary Smith numbers (A278909).

Terms

a(0) =1369a(1) =1370a(2) =1390a(3) =1630a(4) =1929a(5) =2525a(6) =2526a(7) =2930a(8) =3013a(9) =3309a(10) =3501a(11) =3502a(12) =3686a(13) =3805a(14) =3953a(15) =3954a(16) =4043a(17) =4726a(18) =4854a(19) =5620a(20) =5621a(21) =5917a(22) =6068a(23) =6682a(24) =6774a(25) =6838a(26) =7025a(27) =7089a(28) =7115a(29) =7671