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A174158 as a simple table

na(n)
11
21
31
41
59
61
71
836
936
101
111
12100
13400
14100
151
161
17225
182500
192500
20225
211
221
23441
2411025
2530625
2611025
27441
281
291
30784
3138416
32240100
33240100
3438416
35784
361
371
381296
39112896
401382976
413111696
421382976
43112896
441296
451
461
472025
48291600
496350400
5028005264
5128005264
526350400
53291600
542025
551

[1,1,1,1,9,1,1,36,36,1,1,100,400,100,1,1,225,2500,
 2500,225,1,1,441,11025,30625,11025,441,1,1,784,
 38416,240100,240100,38416,784,1,1,1296,112896,
 1382976,3111696,1382976,112896,1296,1,1,2025,
 291600,6350400,28005264,28005264,6350400,291600,
 2025,1]