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A252161 as a simple table

na(n)
13712
21930
31574
42075
53749
66883
712842
826127
953376
10107547
11227592
12478345
13987231
142115771
154499673
169415660
1720325117
1843552188
1992035081
20199645934
21430071873
22915400011
231992467987
244308311421
259218109146
2620111437177

[3712,1930,1574,2075,3749,6883,12842,26127,53376,
 107547,227592,478345,987231,2115771,4499673,
 9415660,20325117,43552188,92035081,199645934,
 430071873,915400011,1992467987,4308311421,
 9218109146,20111437177]