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A166322 as a simple table

na(n)
71
87
928
1084
11210
12462
13917
141667
152807
164417
176538
189142
1912117
2015267
2118327
2220993
2322967
2424017
2524017
2622967
2720993
2818327
2915267
3012117
319142
326538
334417
342807
351667
36917
37462
38210
3984
4028
417
421

[1,7,28,84,210,462,917,1667,2807,4417,6538,9142,
 12117,15267,18327,20993,22967,24017,24017,22967,
 20993,18327,15267,12117,9142,6538,4417,2807,1667,
 917,462,210,84,28,7,1]