A126652 A 3 X 3 magic square with magic sum 75: the Loh-Shu square A033812 multiplied by 5.

40, 5, 30, 15, 25, 35, 20, 45, 10

Offset: 1

Author

Parthasarathy Nambi, Feb 08 2007

Keywords

• fini
• full
• nonn
• tabf

Comments

The magic sum is 75. See Figure C.6 in Appendix C in Maya Ahmed's PhD thesis.

Examples

			The magic square is:
  40  5 30
  15 25 35
  20 45 10
		

Links

• Maya Mohsin Ahmed, Algebraic Combinatorics of Magic Squares, arXiv:math/0405476 [math.CO], 2004. PhD thesis.
• Maya Mohsin Ahmed, How many squares are there, Mr. Franklin?: Constructing and Enumerating Franklin Squares, Amer. Math. Monthly, Vol. 111, 2004, pp. 394-410.
• Index entries for sequences related to magic squares

Crossrefs

Cf. A126653 = 3*A033812.

Formula

a(n) = 5*A033812(n). - M. F. Hasler, Jan 26 2019

Extensions

Edited by M. F. Hasler, Jan 26 2019