Numbers k such that k^6 == 1 (mod 7^4).

Terms

a(0) =1a(1) =1047a(2) =1048a(3) =1353a(4) =1354a(5) =2400a(6) =2402a(7) =3448a(8) =3449a(9) =3754a(10) =3755a(11) =4801a(12) =4803a(13) =5849a(14) =5850a(15) =6155a(16) =6156a(17) =7202a(18) =7204a(19) =8250a(20) =8251a(21) =8556a(22) =8557a(23) =9603a(24) =9605a(25) =10651a(26) =10652a(27) =10957a(28) =10958a(29) =12004