>>6684

145 = 12*12 + 1

12 = 43, 62

1 = 1*1

12 = 3.5^2−0.5^2 (it is not the difference of 2 integer squares

1 = 1^2 - 0^2

So, do these values give the factorization?

>>6686

12 = 4^2 - 2^2

2*6

145 = (2*6)^2 + 1

Next step?