Numbers k for which A354102(k) = A354102(sigma(k)).

Terms

a(0) =1a(1) =24a(2) =2475a(3) =2520a(4) =2728a(5) =5347a(6) =6683a(7) =8184a(8) =8307a(9) =8568a(10) =9108a(11) =9306a(12) =10106a(13) =11484a(14) =12974a(15) =16041a(16) =17892a(17) =20049a(18) =23265a(19) =25265a(20) =26199a(21) =30318a(22) =32256a(23) =32435a(24) =38922a(25) =39618a(26) =40918a(27) =44010a(28) =44576a(29) =44872