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A223841 as a simple table

na(n)
16
236
3149
4471
51240
62884
76159
812371
923716
1043790
1178342
12136368
13231677
14385101
15627571
161004341
171580713
182449699
193742152
205640008
218393406
2212342594
2317945687
2425813519
2536753026
2651820812
2772388786
28100224016
29137585227

[6,36,149,471,1240,2884,6159,12371,23716,43790,
 78342,136368,231677,385101,627571,1004341,1580713,
 2449699,3742152,5640008,8393406,12342594,17945687,
 25813519,36753026,51820812,72388786,100224016,
 137585227]