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A297018 as a simple table

na(n)
11
217
3135
4590
55878
674534
7732736
88605648
9108002628
101278477660
1115486707196
12190955213876
132326446544887
1428396244079395
15348166722264565
164259251865365556
1752094507515184359
18637838654849421958

[1,17,135,590,5878,74534,732736,8605648,108002628,
 1278477660,15486707196,190955213876,2326446544887,
 28396244079395,348166722264565,4259251865365556,
 52094507515184359,637838654849421958]