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A024387 as a simple table

na(n)
120
2319
31850
46962
520344
650198
7109666
8218483
9404885
10707740
111178937
121885998
132914945
144373393
156393898
169137529
1712797693
1817604194
1923827533
2031783445
2141837686
2254411045
2369984609
2489105263
25112391425
26140539035

[20,319,1850,6962,20344,50198,109666,218483,
 404885,707740,1178937,1885998,2914945,4373393,
 6393898,9137529,12797693,17604194,23827533,
 31783445,41837686,54411045,69984609,89105263,
 112391425,140539035]