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A252072 as a simple table

na(n)
1767
23029
317455
492225
5480464
62547765
713460641
871027923
9375675345
101985308056
1110482759501
1255378851635
13292644335776
141546162330278
158168095347950
1643152835319630
17227991513370743
181204546728063178

[767,3029,17455,92225,480464,2547765,13460641,
 71027923,375675345,1985308056,10482759501,
 55378851635,292644335776,1546162330278,
 8168095347950,43152835319630,227991513370743,
 1204546728063178]