Numbers k such that A011776(k) = A011776(k+1).

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =8a(5) =9a(6) =15a(7) =27a(8) =63a(9) =195a(10) =728a(11) =1443a(12) =3843a(13) =5475a(14) =6174a(15) =11913a(16) =13376a(17) =24963a(18) =37635a(19) =77283a(20) =98595a(21) =113398a(22) =158403a(23) =178083a(24) =209763a(25) =293763a(26) =294335a(27) =319124a(28) =376995a(29) =406503