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A055217 as a simple table

na(n)
01
13
210
331
496
5294
6897
72727
88272
925048
1075747
11228826
12690691
132083371
146280650
1518925047
1657002616
17171633840
18516632307
191554702516
204677501237
2114069962041
2242314975352
23127240600050
24382555886571
251150026301089

[1,3,10,31,96,294,897,2727,8272,25048,75747,
 228826,690691,2083371,6280650,18925047,57002616,
 171633840,516632307,1554702516,4677501237,
 14069962041,42314975352,127240600050,382555886571,
 1150026301089]