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A217273 as a simple table

na(n)
10
21
31
42
59
62
74
864
964
104
118
12441
131472
14441
158
1616
173025
1833856
1933856
203025
2116
2232
2320736
24772800
252572816
26772800
2720736
2832
2964
30142129
3117640000
32194881600
33194881600
3417640000
35142129
3664
37128
38974169
39402494400
4014755689729

[0,1,1,2,9,2,4,64,64,4,8,441,1472,441,8,16,3025,
 33856,33856,3025,16,32,20736,772800,2572816,
 772800,20736,32,64,142129,17640000,194881600,
 194881600,17640000,142129,64,128,974169,402494400,
 14755689729]