Numbers k such that k and k+1 are terms of A279767.

Terms

a(0) =17a(1) =54a(2) =247a(3) =339a(4) =347a(5) =721a(6) =849a(7) =948a(8) =1060a(9) =1147a(10) =1203a(11) =1204a(12) =1240a(13) =1276a(14) =1313a(15) =1314a(16) =1666a(17) =1671a(18) =2147a(19) =2715a(20) =2947a(21) =2948a(22) =3257a(23) =3580a(24) =3649a(25) =3650a(26) =4043a(27) =4264a(28) =4626a(29) =4841