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A157760 as a simple table

na(n)
11898
29325
322370
441033
565314
695213
7130730
8171865
9218618
10270989
11328978
12392585
13461810
14536653
15617114
16703193
17794890
18892205
19995138
201103689
211217858
221337645
231463050
241594073
251730714
261872973
272020850
282174345

[1898,9325,22370,41033,65314,95213,130730,171865,
 218618,270989,328978,392585,461810,536653,617114,
 703193,794890,892205,995138,1103689,1217858,
 1337645,1463050,1594073,1730714,1872973,2020850,
 2174345]