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A161716 as a simple table

na(n)
01
17
227
377
4181
5371
6686
71170
81869
92827
104082
115662
127581
139835
1412399
1515225
1618242
1721358
1824464
1927440
2030162
2132510
2234376
2335672
2436336
2536336
2635672
2734376
2832510
2930162
3027440
3124464
3221358
3318242
3415225
3512399
369835
377581
385662

[1,7,27,77,181,371,686,1170,1869,2827,4082,5662,
 7581,9835,12399,15225,18242,21358,24464,27440,
 30162,32510,34376,35672,36336,36336,35672,34376,
 32510,30162,27440,24464,21358,18242,15225,12399,
 9835,7581,5662]