A075451 a(n)=m is the n-th number such that GCD (A075443(m), A000010(m))=1.

1, 2, 5, 13, 17, 25, 29, 37, 41, 53, 73, 89, 101, 109, 113, 125, 137, 149, 157, 169, 173, 193, 229, 233, 257, 269, 289, 293, 317, 337, 349, 353, 373, 389, 397, 401, 421, 449, 461, 509, 521, 557, 569, 577, 593, 613, 617, 625, 641, 653, 673