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A178866 as a simple table

na(n)
11
21
31
43
51
610
71
815
915
1010
111
12105
1335
1421
151
16280
17210
18105
1956
2035
2128
221
231260
241260
25378
26280
27126
2884
2936
301
316300
323150
332520
342100
351575
36945
37630
38210
39126
40120
4145
421
4334650
4417325
4515400
466930
476930
485775
494620
504620
51990
52462
53330
54165
5555
561

[1,1,1,3,1,10,1,15,15,10,1,105,35,21,1,280,210,
 105,56,35,28,1,1260,1260,378,280,126,84,36,1,6300,
 3150,2520,2100,1575,945,630,210,126,120,45,1,
 34650,17325,15400,6930,6930,5775,4620,4620,990,
 462,330,165,55,1]