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A105866 as a simple table

na(n)
00
11
21
36
49
533
662
7185
8393
91062
102409
116193
1214542
1336441
1487129
15215478
16520073
171277441
183098334
197583481
2018439977
2145050950
22109690537
23267731409
24652322286
251591394457
263878780921
279460182998
2823062009545
2956239784865

[0,1,1,6,9,33,62,185,393,1062,2409,6193,14542,
 36441,87129,215478,520073,1277441,3098334,7583481,
 18439977,45050950,109690537,267731409,652322286,
 1591394457,3878780921,9460182998,23062009545,
 56239784865]