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A026938 as a simple table

na(n)
01
11
22
35
412
530
676
7196
8518
91422
103915
1110813
1229964
1383304
14232323
15649845
161822824
175147328
1814727168
1942171849
20120870324
21346757334
22995742748
232862099185
248234447672
2523713180780
2668350541480
27197188167735

[1,1,2,5,12,30,76,196,518,1422,3915,10813,29964,
 83304,232323,649845,1822824,5147328,14727168,
 42171849,120870324,346757334,995742748,2862099185,
 8234447672,23713180780,68350541480,197188167735]