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A191007 as a simple table

na(n)
03
19
227
369
4171
5405
6939
72133
84779
910581
1023211
1150517
12109227
13234837
14502443
151070421
162271915
174805973
1810136235
1921321045
2044739243
2193672789
22195734187
23408245589
24850045611
251767200085
263668617899
277605671253
2815748213419
2932570168661
3067287820971

[3,9,27,69,171,405,939,2133,4779,10581,23211,
 50517,109227,234837,502443,1070421,2271915,
 4805973,10136235,21321045,44739243,93672789,
 195734187,408245589,850045611,1767200085,
 3668617899,7605671253,15748213419,32570168661,
 67287820971]