|
Search: id:A156515
|
|
|
| A156515 |
|
Number of nXn arrays of squares of integers, symmetric about main diagonal, with all rows summing to 52. |
|
+0 1
|
|
| 2, 6, 134, 10554, 5819580, 9898523036, 72477416788308, 2085565005226231500
(list; graph; listen)
|
|
|
|
|
Search completed in 0.002 seconds
|