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A053486 as a simple table

na(n)
01
14
217
378
4393
52208
613977
7100026
8806769
97280604
1072865089
11801693126
129620848953
13125072630712
141751021612937
1526265338542962
16420245459734113
177144172944620084
18128595113390582001
192443307155583319486
2048866143115153174121

[1,4,17,78,393,2208,13977,100026,806769,7280604,
 72865089,801693126,9620848953,125072630712,
 1751021612937,26265338542962,420245459734113,
 7144172944620084,128595113390582001,
 2443307155583319486,48866143115153174121]