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A189504 as a simple table

na(n)
10
27384
3152358
41350418
57250142
629261538
793830584
8260746932
9640437244
101434950142
112985187290
125855131794
1310847051914
1419293465580
1533015900952
1654518107984
1787418596734
18136633143572
19208413957692
20311534423834

[0,7384,152358,1350418,7250142,29261538,93830584,
 260746932,640437244,1434950142,2985187290,
 5855131794,10847051914,19293465580,33015900952,
 54518107984,87418596734,136633143572,208413957692,
 311534423834]