A111030 Magic products of 4 X 4 multiplicative magic squares.

5040, 6480, 6720, 7200, 7560, 7920, 8400, 8640, 9072, 9240, 9360, 10080, 10560, 10800, 10920, 11088, 11340, 11520, 11760, 11880, 12096, 12240, 12480, 12600, 12960, 13104, 13200, 13440, 13680, 13860

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 4 X 4 multiplicative magic square:
1 15 24 14
12 28 3 5
21 6 10 4
20 2 7 18
The magic product of each row, column or diagonal is 5040.

Crossrefs

Sequence in context: A237690 A290121 A269125 * A068378 A036458 A190107

Adjacent sequences: A111027 A111028 A111029 * A111031 A111032 A111033

Keyword

nonn

Author

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

Status

approved