Numbers n where tau(n) and n-tau(n) are perfect squares, with tau(n) the number of divisors of n (A000005).
A245197
Numbers n where tau(n) and n-tau(n) are perfect squares, with tau(n) the number of divisors of n (A000005).
Terms
- a(0) =1a(1) =8a(2) =85a(3) =125a(4) =365a(5) =445a(6) =533a(7) =629a(8) =965a(9) =1685a(10) =1800a(11) =1853a(12) =2340a(13) =2605a(14) =2813a(15) =3029a(16) =3973a(17) =4765a(18) =5045a(19) =5220a(20) =5629a(21) =5933a(22) =6245a(23) =6893a(24) =8285a(25) =8653a(26) =11029a(27) =11453a(28) =11885a(29) =12773
External references
- oeis: A245197