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A026307 as a simple table

na(n)
01
11
22
33
49
514
644
770
8230
9369
101242
112002
126853
1311076
1438376
1562127
16217242
17352070
181239980
192010998
207123765
2111559030
2241141916
2366780155
24238637282
25387444085
261389206210
272255875650
288112107475
2913174629240
3047495492400

[1,1,2,3,9,14,44,70,230,369,1242,2002,6853,11076,
 38376,62127,217242,352070,1239980,2010998,7123765,
 11559030,41141916,66780155,238637282,387444085,
 1389206210,2255875650,8112107475,13174629240,
 47495492400]