10262303
This number is a prime.
 
The smallest prime n for which the nth triangular number is
a reverse square.  [Gaydos]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
 
The smallest prime n for which the nth triangular number is
a reverse square.  [Gaydos]