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A125522 A 4 x 4 permutation-free magic square. 2
2247, 3514, 8762, 5475, 5376, 8861, 3613, 2148, 7851, 6386, 1138, 4623, 4524, 1237, 6485, 7752 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The magic sum is 19998. For additional details see the paper by Hossein Behforooz.

REFERENCES

Hossein Behforooz, "Permutation-free magic squares", J. Recreational Mathematics, vol. 33, (2004-2005), pp. 103-106. See Figure 3 on page 105.

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

The magic square is:

2247, 3514, 8762, 5475

5376, 8861, 3613, 2148

7851, 6386, 1138, 4623

4524, 1237, 6485, 7752

CROSSREFS

Cf. A080992.

Sequence in context: A251051 A107529 A260608 * A250938 A230679 A236114

Adjacent sequences:  A125519 A125520 A125521 * A125523 A125524 A125525

KEYWORD

fini,nonn,tabf,full

AUTHOR

Parthasarathy Nambi, Jan 22 2007

STATUS

approved

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Last modified July 24 03:01 EDT 2019. Contains 325290 sequences. (Running on oeis4.)