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%I #12 May 12 2023 15:36:35
%S 71,1,51,32,50,2,80,21,41,61,56,26,13,69,31,81,11,20,62,65,17,34,40,
%T 60,43,28,64,18,48,42,22,54,39,75,7,33,53,15,68,16,44,58,49,29,67,14,
%U 66,24,38
%N A 7 X 7 magic square.
%C The magic sum is 287. See Figure C.4 in Appendix C in Maya Ahmed's PhD thesis.
%H Maya Mohsin Ahmed, <a href="https://arxiv.org/abs/math/0405476">Algebraic Combinatorics of Magic Squares</a>, arXiv:math/0405476 [math.CO], 2004. PhD thesis.
%H Maya Mohsin Ahmed, <a href="https://www.jstor.org/stable/4145267">How many squares are there, Mr. Franklin?: Constructing and Enumerating Franklin Squares</a>, Amer. Math. Monthly, Vol. 111, 2004, pp. 394-410.
%e The magic square is:
%e 71 1 51 32 50 2 80
%e 21 41 61 56 26 13 69
%e 31 81 11 20 62 65 17
%e 34 40 60 43 28 64 18
%e 48 42 22 54 39 75 7
%e 33 53 15 68 16 44 58
%e 49 29 67 14 66 24 38
%K fini,full,nonn,tabf
%O 1,1
%A _Parthasarathy Nambi_, Feb 08 2007
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