Re: [math-fun] Fraction of numbers not divisible by lower primes whose first prime factor = p

This was carelessly added by hand:

On Dec 23, 2015, at 1:15 PM, Dan Asimov <asimov@msri.org> wrote:

Up through 10 there is a fraction of 0.1000000000000000 numbers whose first prime factor is 7 among numbers relatively prime to 30.

but should have been omitted.