Determine all possible quadruplets (p, q, r, s) of positive integers with p< = q< = r satisfying the equation p! + q! + r! = 2^s.
(In reply to re: computer findings
by John Reid)
The programming language is UBASIC. In addition to the factorial function built in, it has accuracy to over 2000 decimal digits, prime testing functions and rationals kept in their reduced state of numerator and denominator.
Posted by Charlie
on 2007-07-03 11:57:36