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A212328 as a simple table

na(n)
11
21
34
44
558
6139
7139
81597
91597
108158
118158
1267207
1367207
14598648
152192971
166975940
1721324847
1821324847
1921324847
20408745336
211571006803
228544575605
2329465282011
2429465282011
25217751639665
26500181176146
271347469785589
286431201442247
296431201442247

[1,1,4,4,58,139,139,1597,1597,8158,8158,67207,
 67207,598648,2192971,6975940,21324847,21324847,
 21324847,408745336,1571006803,8544575605,
 29465282011,29465282011,217751639665,500181176146,
 1347469785589,6431201442247,6431201442247]