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A033976 as a simple table

na(n)
01
142
221
3862
4431
517672
68836
74418
82209
990570
1045285
111856686
12928343
1338062064
1419031032
159515516
164757758
172378879
1897534040
1948767020
2024383510
2112191755
22499861956
23249930978
24124965489

[1,42,21,862,431,17672,8836,4418,2209,90570,45285,
 1856686,928343,38062064,19031032,9515516,4757758,
 2378879,97534040,48767020,24383510,12191755,
 499861956,249930978,124965489]