a(n) is the greatest divisor of A006190(n) that is coprime to A006190(m) for all positive integers m < n.

A309525

a(n) is the greatest divisor of A006190(n) that is coprime to A006190(m) for all positive integers m < n.

Terms

    a(0) =1a(1) =3a(2) =10a(3) =11a(4) =109a(5) =1a(6) =1189a(7) =119a(8) =1297a(9) =131a(10) =141481a(11) =59a(12) =1543321a(13) =1429a(14) =3089a(15) =14159a(16) =183642229a(17) =433a(18) =2003229469a(19) =14041a(20) =1837837a(21) =170039a(22) =238367471761a(23) =7079a(24) =23854956949a(25) =1854841a(26) =2186871697a(27) =1670761a(29) =12871a(31) =200477279

External references