In otherwise great paper on prime numbers, I found following visualization of Eratosthenes’ sieve:

I found it somewhat scary and confusing.
Is there any better visualization of Eratosthenes’ sieve out there?
In otherwise great paper on prime numbers, I found following visualization of Eratosthenes’ sieve:

I found it somewhat scary and confusing.
Is there any better visualization of Eratosthenes’ sieve out there?
From Wikipedia. Sieve of Eratosthenes: