503382
This number is a composite.
(6!)^2 - (5!)^2 - (4!)^2 - ( 3!)^2 - (2!)^2 - (1!)^2 - (0!)^2 = 503382, which falls between a twin prime pair. [Bajpai]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
(6!)^2 - (5!)^2 - (4!)^2 - ( 3!)^2 - (2!)^2 - (1!)^2 - (0!)^2 = 503382, which falls between a twin prime pair. [Bajpai]