Anonymous ID: e4f188 Dec. 30, 2017, 7:43 p.m. No.1832   🗄️.is 🔗kun   >>1833

>>1830

To be precise, that x+n is exactly (c-1)/2.

The c=1*c factorization translates into c=((c+1)/2)^2 - ((c-1)/2)^2 as a difference of squares.

Anonymous ID: e4f188 Dec. 31, 2017, 8:43 p.m. No.2049   🗄️.is 🔗kun   >>2053

>>2047

I'd recommend printing out the i values as it goes to see what it's doing for so long.

The bound_change feature seems to be a brute-force search in disguise.