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A271580 Magic sums of 4 X 4 magic squares composed of squares. 7
2823, 3230, 4350, 4590, 6462, 7150, 7735, 7905, 8515, 9230, 9775, 9945, 10625, 11220, 11292, 11310, 11985, 12155, 12675, 12750, 12920, 13050, 13390, 13775, 14355, 14705, 14825, 15275, 15300, 15950, 16150, 16250, 16830, 17300, 17316, 17400, 18315, 18360 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The magic sum of Allan W. Johnson, Jr.'s 4 X 4 magic square of squares (A359383) is 93025. - Robert C. Lyons, Dec 30 2022
The magic sum of Euler's magic square (A358445) is 8515. - Michel Marcus, Dec 30 2022
LINKS
Paul Pierrat, François Thiriet and Paul Zimmermann, Magic square of squares
EXAMPLE
Square with magic constant a(1) = 2823:
|----|----|----|----|
| 3^2| 1 |38^2|37^2|
|----|----|----|----|
| 2^2|47^2|13^2|21^2|
|----|----|----|----|
|43^2|18^2|11^2|23^2|
|----|----|----|----|
|31^2|17^2|33^2|22^2|
|----|----|----|----|
Square with magic constant a(2) = 3230:
|----|----|----|----|
|13^2| 1 |42^2|36^2|
|----|----|----|----|
| 6^2|48^2|19^2|23^2|
|----|----|----|----|
|44^2|22^2| 9^2|27^2|
|----|----|----|----|
|33^2|21^2|32^2|26^2|
|----|----|----|----|
CROSSREFS
Cf. A000290, A271579, A271711, A359383, A358445. Subsequence of A271581. Supersequence of A271582.
Sequence in context: A182151 A365023 A182085 * A237063 A251014 A205201
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified April 17 07:57 EDT 2024. Contains 371756 sequences. (Running on oeis4.)