A145314 A 3 X 3 palindromic magic square read by rows.

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

Offset

1,1

Comments

Note: The sum of the squares of row numbers of this magic square is unchanged when read backwards in base 10. That is 618^2 + 753^2 + 294^2 = 816^2 + 357^2 + 492^2. The magic sum is 15. See page 2808.

Links

Table of n, a(n) for n=1..9.

Yangkok Kim and Jaechil Yoo, An algorithm for constructing magic squares, Discrete Applied Mathematics, 156 (2008), 2804-2809.

Example

The magic square is:
6 1 8
7 5 3
2 9 4

Crossrefs

Cf. A123154 (same magic square, but transposed).

Sequence in context: A195293 A230763 A371938 * A011490 A011395 A140248

Adjacent sequences: A145311 A145312 A145313 * A145315 A145316 A145317

Keyword

nonn,tabf,fini,full

Author

Parthasarathy Nambi, Oct 07 2008

Status

approved