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A074331 as a simple table

na(n)
00
11
21
33
44
58
612
721
833
955
1088
11144
12232
13377
14609
15987
161596
172584
184180
196765
2010945
2117711
2228656
2346368
2475024
25121393
26196417
27317811
28514228
29832040
301346268
312178309
323524577
335702887
349227464
3514930352
3624157816
3739088169

[0,1,1,3,4,8,12,21,33,55,88,144,232,377,609,987,
 1596,2584,4180,6765,10945,17711,28656,46368,75024,
 121393,196417,317811,514228,832040,1346268,
 2178309,3524577,5702887,9227464,14930352,24157816,
 39088169]