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A130436 as a simple table

na(n)
14
28
316
41228
54912
65662
711476
876798
9168904
10387676
11938792
121003276
131147576
141415044
151419856
161832836
172297296
183976624
195470126
206376126
217309576
229649624
2312423676
2413193776
2514026888
2614652496
2719136272
2820570936
2924604696

[4,8,16,1228,4912,5662,11476,76798,168904,387676,
 938792,1003276,1147576,1415044,1419856,1832836,
 2297296,3976624,5470126,6376126,7309576,9649624,
 12423676,13193776,14026888,14652496,19136272,
 20570936,24604696]