a(n) is the first nonprime k such that the sum over the A390584(n) consecutive nonprimes starting at k equals A390584(n)^2.
A390585
a(n) is the first nonprime k such that the sum over the A390584(n) consecutive nonprimes starting at k equals A390584(n)^2.
Terms
- a(0) =1a(1) =1a(2) =18a(3) =1512a(4) =2282a(5) =3261a(6) =154533a(7) =485242a(8) =495996a(9) =1149147a(10) =1320592a(11) =3873040a(12) =114240768
External references
- oeis: A390585