- #1
JeremyEbert
- 204
- 0
Is there a proof that ∏(√n) increments only when n is a centered polygonal number with a prime index?
∏(n) is the prime counting function
n=p^2-p+1 for a prime p
3, 7, 21, 43, 111, 157, 273, 343, 507, 813, 931, 1333...
http://oeis.org/A119959
∏(n) is the prime counting function
n=p^2-p+1 for a prime p
3, 7, 21, 43, 111, 157, 273, 343, 507, 813, 931, 1333...
http://oeis.org/A119959