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A157519 as a simple table

na(n)
01
16
230
3150
4726
53510
616734
779518
8375246
91766382
108278638
1138721366
12180556206
13840524742
143903866526
1518106798830
1683832778110
17387690560718
181790330065854
198259528315558
2038059497518214
21175228328442174
22805959153119262
233704270575724550

[1,6,30,150,726,3510,16734,79518,375246,1766382,
 8278638,38721366,180556206,840524742,3903866526,
 18106798830,83832778110,387690560718,
 1790330065854,8259528315558,38059497518214,
 175228328442174,805959153119262,3704270575724550]