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A180887 as a simple table

na(n)
12
23
33
46
512
66
710
850
950
1010
1120
12160
13360
14160
1520
1635
17525
181960
191960
20525
2135
2270
231540
2410010
2517080
2610010
271540
2870
29126
304662
3145738
32130914
33130914
3445738
354662
36126
37252
3813104
39203616
40877968
411438920
42877968
43203616
4413104
45252
46462
4738346

[2,3,3,6,12,6,10,50,50,10,20,160,360,160,20,35,
 525,1960,1960,525,35,70,1540,10010,17080,10010,
 1540,70,126,4662,45738,130914,130914,45738,4662,
 126,252,13104,203616,877968,1438920,877968,203616,
 13104,252,462,38346]