Which of the following is NOT an equivalent form of the Riemann Hypothesis?
All non-trivial zeros of ζ(s) have real part 1/2
There are no primes of the form 4k+1
The error in the prime number theorem is O(√x log x)
|π(x) - li(x)| < (1/8π)√x log x for x ≥ 2657