OFFSET
1,1
COMMENTS
The magic sum is 111. Except for the number 1, all other numbers in this magic square are primes.
REFERENCES
J. A. H. Hunter, "Mathematical Brain-Teasers", Dover Publications, New York, (1976), pp. 52.
EXAMPLE
The magic square is:
31, 73, 7
13, 37, 61
67, 1, 43
CROSSREFS
KEYWORD
fini,full,nonn,tabf
AUTHOR
Parthasarathy Nambi, Sep 04 2007
STATUS
approved