Numbers k such that A002313(m) is the greatest prime divisor of k^2 + 1 and A002313(m+1) is the greatest prime divisor of (k+1)^2 + 1 for some m.
A253596
Numbers k such that A002313(m) is the greatest prime divisor of k^2 + 1 and A002313(m+1) is the greatest prime divisor of (k+1)^2 + 1 for some m.
Terms
- a(0) =1a(1) =7a(2) =31a(3) =293a(4) =1936a(5) =2244a(6) =4158a(7) =5744a(8) =11573a(9) =25242a(10) =285202a(11) =339354
External references
- oeis: A253596