|
Search: id:A156521
|
|
|
| A156521 |
|
Number of nXn arrays of squares of integers, symmetric under 90 degree rotation, with all rows summing to 64. |
|
+0 1
|
|
| 1, 0, 0, 3, 7, 132, 3039, 751770, 20902434, 14753635250
(list; graph; listen)
|
|
|
|
|
Search completed in 0.002 seconds
|