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A125519
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A 4 x 4 permutation-free magic square.
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2
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831, 326, 267, 574, 584, 257, 316, 841, 158, 683, 742, 415, 425, 732, 673, 168
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OFFSET
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1,1
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COMMENTS
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The magic sum is 1998. For additional details see the paper by Hossin Behforooz.
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REFERENCES
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Hossin Behforooz, "Permutation-free magic squares", J. Recreational Mathematics, vol. 33, (2004-2005), pp. 103-106. See Figure 2 on page 104.
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LINKS
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Table of n, a(n) for n=1..16.
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EXAMPLE
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The magic square is:
831, 326, 267, 574
584, 257, 316, 841
158, 683, 742, 415
425, 732, 673, 168
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CROSSREFS
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Cf. A080992.
Sequence in context: A252415 A252423 A252416 * A351666 A045070 A186956
Adjacent sequences: A125516 A125517 A125518 * A125520 A125521 A125522
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KEYWORD
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fini,nonn,tabf,full
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AUTHOR
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Parthasarathy Nambi, Jan 22 2007
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STATUS
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approved
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