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A184271 as a simple table

na(n)
12
23
33
44
57
64
76
814
914
106
118
1240
1364
1440
158
1614
17108
18352
19352
20108
2114
2220
23362
242192
254156
262192
27362
2820
2936
301182
3114624
3252488
3352488
3414624
351182
3636
3760
384150
3999880
40699600
411342208
42699600
4399880
444150
4560
46108
4714602
48699252
499587580
5035792568

[2,3,3,4,7,4,6,14,14,6,8,40,64,40,8,14,108,352,
 352,108,14,20,362,2192,4156,2192,362,20,36,1182,
 14624,52488,52488,14624,1182,36,60,4150,99880,
 699600,1342208,699600,99880,4150,60,108,14602,
 699252,9587580,35792568]