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A139469 as a simple table

na(n)
00
10
21
39
436
5101
6261
7882
83921
917253
1067554
11243695
12876789
133324906
1413166791
1552301709
16203824548
17782913717
183010327497
1911695756698
2045823049817
21179787741723
22703527078258
232747647985241
2410739885115573
2542082084255050
26165225573240651

[0,0,1,9,36,101,261,882,3921,17253,67554,243695,
 876789,3324906,13166791,52301709,203824548,
 782913717,3010327497,11695756698,45823049817,
 179787741723,703527078258,2747647985241,
 10739885115573,42082084255050,165225573240651]