Quasi-Carmichael numbers to base 2: squarefree composites n such that prime p|n ==> p-2|n-2.

A029561

Quasi-Carmichael numbers to base 2: squarefree composites n such that prime p|n ==> p-2|n-2.

Terms

    a(0) =1595a(1) =6785a(2) =53867a(3) =67727a(4) =102377a(5) =296003a(6) =740027a(7) =961877a(8) =998867a(9) =1048817a(10) =1270055a(11) =1365377a(12) =4086227a(13) =7715567a(14) =12266267a(15) =15017921a(16) =24960245a(17) =33759467a(18) =34918697a(19) =36265385a(20) =38342397a(21) =41048777a(22) =44535647a(23) =48056087a(24) =56264987a(25) =58515347

External references