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A
 1, 2, 3, 4, 5, 6, 7, 8, 9
B
 1, 2, 3, 4, 5, 6, 7, 8, 9
C
 1, 2, 3, 4, 5, 6, 7, 8, 9
D
 1, 2, 3, 4, 5, 6, 7, 8, 9
E
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9
F
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9
G
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9
H
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9
I
 1, 2, 3, 4, 5, 6, 7, 8, 9
J
 1, 2, 3, 4, 5, 6, 7, 8, 9
K
 1, 2, 3, 4, 5, 6, 7, 8, 9
L
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9
M
 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9

 1, 2, 3, 4, 5, 6, 7, 8, 9

5 x 5 - easy (July 25, 2002)

No zero occurs in this puzzle.
Across:
A: D down + M across
E: the digit sum of K down multiplied with M across
F: a square number
G: the greatest common divisor of G across and the reverse of H across equals the reverse of J down.
H: a palindrome
I: a prime number
K: a cubic number
M: a palindrome
Down:
A: the greatest common divisor of A down and H across equals J down.
B: a prime number
C: both C down and its reverse are prime numbers.
D: M across multiplied with H across
E: A down multiplied with A down's first digit
J: a prime number
K: the reverse of L down
L: L down < F across