Unitary Ruth-Aaron numbers: numbers k such that A008475(k) = A008475(k+1).

Terms

a(0) =5a(1) =77a(2) =714a(3) =948a(4) =2491a(5) =2996a(6) =3450a(7) =4293a(8) =5405a(9) =6669a(10) =9125a(11) =10807a(12) =13869a(13) =14587a(14) =16932a(15) =17346a(16) =19511a(17) =19967a(18) =23323a(19) =26642a(20) =27104a(21) =31931a(22) =33019a(23) =37925a(24) =41124a(25) =43616a(26) =48635a(27) =52554a(28) =55499a(29) =58077