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A085880 as a simple table

na(n)
01
11
21
32
44
52
65
715
815
95
1014
1156
1284
1356
1414
1542
16210
17420
18420
19210
2042
21132
22792
231980
242640
251980
26792
27132
28429
293003
309009
3115015
3215015
339009
343003
35429
361430
3711440
3840040
3980080
40100100
4180080
4240040
4311440
441430
454862
4643758
47175032
48408408
49612612
50612612
51408408
52175032
5343758
544862

[1,1,1,2,4,2,5,15,15,5,14,56,84,56,14,42,210,420,
 420,210,42,132,792,1980,2640,1980,792,132,429,
 3003,9009,15015,15015,9009,3003,429,1430,11440,
 40040,80080,100100,80080,40040,11440,1430,4862,
 43758,175032,408408,612612,612612,408408,175032,
 43758,4862]