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A015446 as a simple table

na(n)
01
11
211
321
4131
5341
61651
75061
821571
972181
10287891
111009701
123888611
1313985621
1452871731
15192727941
16721445251
172648724661
189863177171
1936350423781
20134982195491
21498486433301
221848308388211
236833172721221

[1,1,11,21,131,341,1651,5061,21571,72181,287891,
 1009701,3888611,13985621,52871731,192727941,
 721445251,2648724661,9863177171,36350423781,
 134982195491,498486433301,1848308388211,
 6833172721221]