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A038268 as a simple table

na(n)
01
17
22
349
428
54
6343
7294
884
98
102401
112744
121176
13224
1416
1516807
1624010
1713720
183920
19560
2032
21117649
22201684
23144060
2454880
2511760
261344
2764
28823543
291647086
301411788
31672280
32192080
3332928
343136
35128
365764801
3713176688
3813176688

[1,7,2,49,28,4,343,294,84,8,2401,2744,1176,224,16,
 16807,24010,13720,3920,560,32,117649,201684,
 144060,54880,11760,1344,64,823543,1647086,1411788,
 672280,192080,32928,3136,128,5764801,13176688,
 13176688]