Cross Number Puzzles: Puzzle of the Week

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by rt (75 %, 5 x 5):

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

F

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

G

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

H

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

Copyright (C) 2007 by Rainer Typke.
This puzzle contains no zero.

Across
A: the reverse of E down.
F: The reverse of F across minus C down equals half the digit product of D down.
G: A palindrome.
I: the opus ultimum, written in Leipzig
J: the reverse of a prime number

Down
B: I across multiplied with the reverse of F across
C: A square number and palindrome
D: This palindrome is a multiple of C down
E: G across minus J across
H: A prime number.