OFFSET
1,1
LINKS
The Prime Puzzles and Problems Connection, Puzzle 288
EXAMPLE
Examples of 4 X 4 magic squares composed of squares of primes.
.
|-----|-----|-----|-----|
| 29^2| 71^2|277^2|653^2|
|-----|-----|-----|-----|
|191^2|647^2|211^2| 97^2|
|-----|-----|-----|-----|
|673^2|139^2|163^2|101^2|
|-----|-----|-----|-----|
|137^2|257^2|601^2|251^2|
|-----|-----|-----|-----|
The magic constant is 509020 = a(1).
.
|-----|-----|-----|-----|
|179^2|107^2|383^2|739^2|
|-----|-----|-----|-----|
|353^2|691^2|331^2|157^2|
|-----|-----|-----|-----|
|761^2|283^2|263^2| 89^2|
|-----|-----|-----|-----|
| 23^2|409^2|641^2|397^2|
|-----|-----|-----|-----|
The magic constant is 736300 = a(2).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Arkadiusz Wesolowski, Apr 10 2016
STATUS
approved