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A188022 as a simple table

na(n)
00
11
21
33
44
510
615
734
855
9117
10199
11406
12714
131417
142548
154965
169061
1717443
1832148
1961390
20113887
21216318
22403051
23762841
241425471
252691574
265039254
279500193
2817809336
2933539833
3062928201
31118428835
32222324436
33418214706
34785402143
351476968554

[0,1,1,3,4,10,15,34,55,117,199,406,714,1417,2548,
 4965,9061,17443,32148,61390,113887,216318,403051,
 762841,1425471,2691574,5039254,9500193,17809336,
 33539833,62928201,118428835,222324436,418214706,
 785402143,1476968554]