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A215005 as a simple table

na(n)
00
11
23
36
412
521
637
762
8104
9171
10281
11458
12746
131211
141965
153184
165158
178351
1813519
1921880
2035410
2157301
2292723
23150036
24242772
25392821
26635607
271028442
281664064
292692521
304356601
317049138
3211405756
3318454911
3429860685
3548315614
3678176318
37126491951
38204668289

[0,1,3,6,12,21,37,62,104,171,281,458,746,1211,
 1965,3184,5158,8351,13519,21880,35410,57301,92723,
 150036,242772,392821,635607,1028442,1664064,
 2692521,4356601,7049138,11405756,18454911,
 29860685,48315614,78176318,126491951,204668289]