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A135307 as a simple table

na(n)
01
11
22
34
49
523
663
7178
8514
91515
104545
1113827
1242540
13132124
14413741
151304891
164141198
1713214815
1842375461
19136478383
20441285890
211431925180
224661485203
2315219836738
2449827678840
25163535624722
26537962562453
271773437280323

[1,1,2,4,9,23,63,178,514,1515,4545,13827,42540,
 132124,413741,1304891,4141198,13214815,42375461,
 136478383,441285890,1431925180,4661485203,
 15219836738,49827678840,163535624722,537962562453,
 1773437280323]