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A013985 as a simple table

na(n)
01
10
21
31
42
53
65
78
813
920
1033
1152
1284
13134
14215
15344
16551
17882
181413
192262
203623
215801
229290
2314876
2423822
2538147
2661087
2797821
28156646
29250844
30401689
31643243
321030056
331649477
342641386
354229776
366773341

[1,0,1,1,2,3,5,8,13,20,33,52,84,134,215,344,551,
 882,1413,2262,3623,5801,9290,14876,23822,38147,
 61087,97821,156646,250844,401689,643243,1030056,
 1649477,2641386,4229776,6773341]