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A339841 as a simple table

na(n)
11
22
33
44
55
67
78
89
911
1013
1117
1219
1323
1425
1527
1629
1731
1837
1941
2043
2147
2248
2349
2453
2559
2661
2767
2871
2973
3079
3180
3283
3389
3497
35101
36103
37107
38109
39112
40113
41121
42125
43127
44131
45137
46139
47144
48149
49151
50157
51162
52163
53167
54169
55173
56176
57179
58181
59191
60193

[1,2,3,4,5,7,8,9,11,13,17,19,23,25,27,29,31,37,41,
 43,47,48,49,53,59,61,67,71,73,79,80,83,89,97,101,
 103,107,109,112,113,121,125,127,131,137,139,144,
 149,151,157,162,163,167,169,173,176,179,181,191,
 193]