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A022212 as a simple table

na(n)
51
63906
712714681
840053706056
9125368356709806
10391901483074853556
111224770494838892134806
123827456772141158994166056
1311960833022875371081037525431
1437377622327704219905090668384806
15116805081731088587940522831693775431

[1,3906,12714681,40053706056,125368356709806,
 391901483074853556,1224770494838892134806,
 3827456772141158994166056,
 11960833022875371081037525431,
 37377622327704219905090668384806,
 116805081731088587940522831693775431]