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A220699 as a simple table

na(n)
00
10
21
32
43
56
613
732
885
9246
10757
112480
128537
1330858
14116229
15455668
161850417
177774102
1833679941
19150291472
20689170529
213244125554
2215649195077
2377287580604
24390271482145
252013310674830
2610599283282021

[0,0,1,2,3,6,13,32,85,246,757,2480,8537,30858,
 116229,455668,1850417,7774102,33679941,150291472,
 689170529,3244125554,15649195077,77287580604,
 390271482145,2013310674830,10599283282021]