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A126648 A 3 x 3 magic square. 7
71, 1, 51, 21, 41, 61, 31, 81, 11 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

The magic sum is 123. See Figure C.4 in Appendix C in Maya Ahmed's PhD thesis.

REFERENCES

M. Ahmed, "How many squares are there, Mr. Franklin?: Constructing and Enumerating Franklin Squares", Amer. Math. Monthly, Vol. 111, 2004, pp. 394-410.

LINKS

Maya Ahmed, PhD thesis UC Davis, 2004.

EXAMPLE

The magic square is:

71 1 51

21 41 61

31 81 11

CROSSREFS

Sequence in context: A172776 A186073 A087043 * A126650 A126651 A126649

Adjacent sequences:  A126645 A126646 A126647 * A126649 A126650 A126651

KEYWORD

fini,full,nonn,tabf

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Feb 08 2007

EXTENSIONS

ArXiv URL replaced by non-cached version - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 23 2009

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Last modified February 14 16:18 EST 2012. Contains 205635 sequences.