Numbers n such that the multiplicative group of integers modulo n is isomorphic to C_m X C_m, m > 1.
A305236
Numbers n such that the multiplicative group of integers modulo n is isomorphic to C_m X C_m, m > 1.
Terms
- a(0) =8a(1) =12a(2) =63a(3) =126a(4) =513a(5) =1026a(6) =2107a(7) =4214a(8) =12625a(9) =25250a(10) =26533a(11) =39609a(12) =53066a(13) =79218a(14) =355023a(15) =710046a(16) =3190833a(17) =4457713a(18) =6381666a(19) =8915426a(20) =19854847a(21) =38463283a(22) =39709694a(23) =76926566a(24) =242138449a(25) =370634743a(26) =484276898a(27) =516465451a(28) =574336561a(29) =701607583
External references
- oeis: A305236