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A189503 as a simple table

na(n)
140
21892
327508
4182634
5787412
62642358
77269852
817692662
938791846
1078583484
11149461616
12269390980
13462294730
14765448244
151224516760
161898713570
172870678078
184243248920
196141093956
208731426052
2112179866066
2216758644852

[40,1892,27508,182634,787412,2642358,7269852,
 17692662,38791846,78583484,149461616,269390980,
 462294730,765448244,1224516760,1898713570,
 2870678078,4243248920,6141093956,8731426052,
 12179866066,16758644852]