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A143418 as a simple table

na(n)
11
23
33
46
515
66
710
845
945
1010
1115
12105
13190
14105
1515
1621
17210
18595
19595
20210
2121
2228
23378
241540
252415
261540
27378
2828
2936
30630
313486
327875
337875
343486
35630
3636
3745
38990
397140
4021945
4131626
4221945
437140
44990
4545
4655
471485
4813530
4954285
50106491
51106491

[1,3,3,6,15,6,10,45,45,10,15,105,190,105,15,21,
 210,595,595,210,21,28,378,1540,2415,1540,378,28,
 36,630,3486,7875,7875,3486,630,36,45,990,7140,
 21945,31626,21945,7140,990,45,55,1485,13530,54285,
 106491,106491]