Problems & Puzzles: Puzzles
Puzzle 87.- Adding
prime magic squares (a puzzle suggested by John E. Everett)
A.- Let A, B to be two distinct 3x3 prime magic squares.
This is the least sent as an example by John:
1. Can you find a smaller example than the given above?
A, B & C to be 3 distinct 3x3 prime magic squares.
Here you are asked to find A, B & C
such that A+B+C is another prime magic square.
this second question I (C.R.) have gotten the following solution
2. Can you find a smaller example than the given above?
3.- Redo both exercises for 4x4 prime magic squares
John E. Everett, from Waynesboro, VA, found a smaller example than the mine for question 2.- :
He has also solutions for 3.-, but I'll keep them for a while waiting some solutions from the readers...