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A121662 as a simple table

na(n)
11
24
32
415
59
63
764
840
916
104
11325
12205
1385
1425
155
161956
171236
18516
19156
2036
216
2213699
238659
243619
251099
26259
2749
287
29109600
3069280
3128960
328800
332080
34400
3564
368
37986409
38623529
39260649
4079209
4118729
423609
43585
4481
459
469864100
476235300
482606500
49792100
50187300
5136100
525860
53820
54100
5510

[1,4,2,15,9,3,64,40,16,4,325,205,85,25,5,1956,
 1236,516,156,36,6,13699,8659,3619,1099,259,49,7,
 109600,69280,28960,8800,2080,400,64,8,986409,
 623529,260649,79209,18729,3609,585,81,9,9864100,
 6235300,2606500,792100,187300,36100,5860,820,100,
 10]