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A107321 as a simple table

na(n)
01
11
22
33
48
514
642
779
8254
9506
101702
113548
1212320
1326666
1494794
15211751
16766362
171758352
186453812
1915150922
2056238710
21134659120

[1,1,2,3,8,14,42,79,254,506,1702,3548,12320,26666,
 94794,211751,766362,1758352,6453812,15150922,
 56238710,134659120]