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A055019 as a simple table

na(n)
11
22
33
44
55
67
78
89
910
1011
1113
1214
1320
1422
1525
1640
1741
1855
1957
2064
2177
22125
23663
241053
251414
261711
272822
282956
294107
307463

[1,2,3,4,5,7,8,9,10,11,13,14,20,22,25,40,41,55,57,
 64,77,125,663,1053,1414,1711,2822,2956,4107,7463]