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A156645 as a simple table

na(n)
01
11
21
31
436
51
61
71225
81225
91
101
1141616
121416100
1341616
141
151
161413721
171634261476
181634261476
191413721
201
211
2248024900
231885939157025
2464069586905104
251885939157025
2648024900
271
281
291631432881
302176372249076025
312511659716192658889
322511659716192658889
332176372249076025
341631432881
351

[1,1,1,1,36,1,1,1225,1225,1,1,41616,1416100,41616,
 1,1,1413721,1634261476,1634261476,1413721,1,1,
 48024900,1885939157025,64069586905104,
 1885939157025,48024900,1,1,1631432881,
 2176372249076025,2511659716192658889,
 2511659716192658889,2176372249076025,1631432881,1]