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A027098 as a simple table

na(n)
01
12
26
319
455
5161
6469
71362
83954
911483
1033379
1197146
12283114
13826214
142414366
157064217
1620693797
1760686847
18178152055
19523473326
201539479414
214531059224
2213345835288
2339335816471
24116012701523
25342356498884

[1,2,6,19,55,161,469,1362,3954,11483,33379,97146,
 283114,826214,2414366,7064217,20693797,60686847,
 178152055,523473326,1539479414,4531059224,
 13345835288,39335816471,116012701523,342356498884]