Problems & Puzzles:
The square of Prime contains Prevprime
On May 22, Paolo P. Lava
square of Prime contains Prevprime
1) 3701^2 = 13697401 and the previous prime is 3697
2) 65442077^2 = 4282665442073929 and 65442073 is the
Q. Find more examples.
Note: The opposite, "Primes whose square has the next
prime as substring", is already known (see A052073).