OFFSET
1,1
EXAMPLE
The semimagic square is
|-----|-----|-----|
|21821|21859|21893|
|-----|-----|-----|
|21871|21863|21839|
|-----|-----|-----|
|21881|21851|21841|
|-----|-----|-----|
MATHEMATICA
Prime@Range[2448, 2456]
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
Arkadiusz Wesolowski, Dec 10 2015
STATUS
approved