Numbers k such that k and k+2 are both unitary untouchable numbers (A063948).

Terms

a(0) =2a(1) =3a(2) =5a(3) =30756a(4) =34182a(5) =46128a(6) =51816a(7) =56352a(8) =72522a(9) =86640a(10) =88896a(11) =119796a(12) =133062a(13) =133618a(14) =149682a(15) =164290a(16) =207282a(17) =207642a(18) =213636a(19) =245708a(20) =257820a(21) =261156a(22) =279730a(23) =283050a(24) =286356a(25) =286858a(26) =310842a(27) =318060a(28) =327300a(29) =339402