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A050490 as a simple table

na(n)
01
112
246
3170
4630
52352
68844
733462
8127270
9486200
101864356
117171892
1227665596
13106977600
14414538200
151609344270
166258307590
1724373220520
1895050101300
19371125269900
201450670612820
215676173948640
2222230262964520
2387137141867100
24341824599040860
251341897206800752

[1,12,46,170,630,2352,8844,33462,127270,486200,
 1864356,7171892,27665596,106977600,414538200,
 1609344270,6258307590,24373220520,95050101300,
 371125269900,1450670612820,5676173948640,
 22230262964520,87137141867100,341824599040860,
 1341897206800752]