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A111031 Magic products of 5 X 5 multiplicative magic squares. 4
302400, 332640, 362880, 393120, 403200, 415800, 423360, 443520, 453600, 475200, 491400, 498960, 504000, 514080, 524160, 529200, 554400, 561600, 564480, 570240, 574560, 582120, 589680, 591360, 604800, 617760, 633600, 635040, 642600, 645120 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..29.

Christian Boyer, The smallest possible multiplicative magic squares .

EXAMPLE

Here is a 5 X 5 multiplicative magic square:

12 35 1 40 18

36 2 24 7 25

14 45 15 4 8

5 16 42 39 3

10 6 20 9 28

The magic product of each row, column or diagonal is 302400.

CROSSREFS

Sequence in context: A250506 A156998 A156999 * A183641 A212230 A185852

Adjacent sequences:  A111028 A111029 A111030 * A111032 A111033 A111034

KEYWORD

nonn

AUTHOR

Christian Boyer (cboyer(AT)club-internet.fr), Oct 05 2005

STATUS

approved

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Last modified January 20 12:32 EST 2019. Contains 319330 sequences. (Running on oeis4.)