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A001354 as a simple table

na(n)
01
17
221
356
4147
5385
61008
72639
86909
918088
1047355
11123977
12324576
13849751
142224677
155824280
1615248163
1739920209
18104512464
19273617183
20716339085
211875400072
224909861131
2312854183321

[1,7,21,56,147,385,1008,2639,6909,18088,47355,
 123977,324576,849751,2224677,5824280,15248163,
 39920209,104512464,273617183,716339085,1875400072,
 4909861131,12854183321]