Least number k such that the absolute value of the difference between the number of divisors of k and k-1 is equal to n.

A285457

Least number k such that the absolute value of the difference between the number of divisors of k and k-1 is equal to n.

Terms

    a(0) =3a(1) =2a(2) =6a(3) =17a(4) =12a(5) =25a(6) =24a(7) =37a(8) =48a(9) =325a(10) =60a(11) =144a(12) =120a(13) =121a(14) =168a(15) =289a(16) =180a(17) =529a(18) =240a(19) =577a(20) =481a(21) =361a(22) =360a(23) =900a(24) =960a(25) =961a(26) =721a(27) =5185a(28) =720a(29) =841

External references