For n>0, a(n) is the least quasi-Carmichael number to base -n, extended to n=0 with the least composite squarefree integer.

A029591

For n>0, a(n) is the least quasi-Carmichael number to base -n, extended to n=0 with the least composite squarefree integer.

Terms

    a(0) =6a(1) =399a(2) =598a(3) =165a(4) =1886a(5) =715a(6) =148219a(7) =273a(8) =343027a(9) =231a(10) =935a(11) =3445a(12) =4681203a(13) =1547a(14) =2821a(15) =1105a(16) =21098a(17) =43183a(18) =258482a(19) =27071a(20) =2117473a(21) =3059a(22) =10373a(23) =2737a(24) =690501a(25) =1595a(26) =23959a(27) =42653a(28) =1621007a(29) =9331

External references