21 May
2004
21 May
'04
3:03 p.m.
At 04:46 PM 5/21/2004, Richard Guy wrote:
Apart from the trivial example, k=2 isn't possible. R.
Is it a parity argument? If my program is correct, there are no solutions for: k=3 for n <= 40 k=4 for n <= 30 k=5 for n <= 25 k=6 for n <= 24. Each of these runs took little time.