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A276308 as a simple table

na(n)
01
11
21
31
44
510
622
7115
8319
9736
103886
1110816
1224991
13131989
14367405
15848947
164483720
1712480934
1828839196
19152314471
20423984331
21979683706
225174208274
2314402986300
2433280406797
25175770766825
26489277549849
271130554147381
285971031863756
2916621033708546

[1,1,1,1,4,10,22,115,319,736,3886,10816,24991,
 131989,367405,848947,4483720,12480934,28839196,
 152314471,423984331,979683706,5174208274,
 14402986300,33280406797,175770766825,489277549849,
 1130554147381,5971031863756,16621033708546]