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A263757 as a simple table

na(n)
11
21
31
41
52
63
71
84
97
1012
111
127
1317
1435
1560
161
1712
1844
1993
20210
21360
221
2320
24103
25275
26651
271470
282520
291
3033
31234
32877
332047
345208
3511760
3620160
371
3854
39533
402544
417173
4218423
4346872
44105840
45181440
461
4788
481196
497135
5027085
5167545
52184230
53468720
541058400
551814400

[1,1,1,1,2,3,1,4,7,12,1,7,17,35,60,1,12,44,93,210,
 360,1,20,103,275,651,1470,2520,1,33,234,877,2047,
 5208,11760,20160,1,54,533,2544,7173,18423,46872,
 105840,181440,1,88,1196,7135,27085,67545,184230,
 468720,1058400,1814400]