|
| |
|
|
A159408
|
|
Number of nXn arrays of squares of integers with every (n-1)X(n-1) subblock summing to 21
|
|
1
|
|
|
|
80, 81970, 198598120, 364613564592, 491411402965408, 433784038380001756, 230474677737192144368, 70203649179688320074704, 12227440515845132316709008, 1273365210975360016227907628
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
| |
| |
|
|
