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A116655 as a simple table

na(n)
00
11
21
32
412
530
6639
71835
864601
9369518
1012351620
1178569754
125477440592
1335108337731
143031753084624
1530230571143624
163308601182539217
1733507627807222128
185183154493935250901

[0,1,1,2,12,30,639,1835,64601,369518,12351620,
 78569754,5477440592,35108337731,3031753084624,
 30230571143624,3308601182539217,33507627807222128,
 5183154493935250901]