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A254467 as a simple table

na(n)
0252
1462
21122
33432
412342
549632
6216342
71001952
84863462
924500352
10127161462
11676195872
123668030982
1320227217472
14113076824982
15639383508192
163649985092902
1721003583828992
18121677813214902
19708891056106912
204149610383537222

[252,462,1122,3432,12342,49632,216342,1001952,
 4863462,24500352,127161462,676195872,3668030982,
 20227217472,113076824982,639383508192,
 3649985092902,21003583828992,121677813214902,
 708891056106912,4149610383537222]