Smallest number of the form n*k + 1 that is divisible by all the phi(n) numbers less than n and relatively prime to n.

A084715

Smallest number of the form n*k + 1 that is divisible by all the phi(n) numbers less than n and relatively prime to n.

Terms

    a(0) =3a(1) =4a(2) =9a(3) =36a(4) =25a(5) =120a(6) =105a(7) =280a(8) =441a(9) =2520a(10) =385a(11) =277200a(12) =70785a(13) =56056a(14) =585585a(15) =5045040a(16) =1446445a(17) =183783600a(18) =8729721a(19) =40646320a(20) =1322685a(21) =4655851200a(22) =37182145a(23) =1070845776a(24) =900951975a(25) =5949143200a(26) =6453758025a(27) =80313433200a(28) =215656441

External references