Numbers k such that gcd(k^2, 2^(k-1) - 1) > k.

Terms

a(0) =1093a(1) =3511a(2) =398945a(3) =796797a(4) =1592501a(5) =1990353a(6) =2388205a(7) =3183909a(8) =3581761a(9) =4377465a(10) =5173169a(11) =5968873a(12) =6165316a(13) =10345245a(14) =11538801a(15) =15119469a(16) =16313025a(17) =17506581a(18) =18302285a(19) =20291545a(20) =23076509a(21) =23872213a(22) =24650731a(23) =26657177a(24) =29442141a(25) =36205625a(26) =36974341a(27) =37001329a(28) =38194885