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A255125 as a simple table

na(n)
01
10
21
31
41
53
66
713
826
947
1081
11140
12253
13482
14949
151875
163666
177088
1813614
1926100
2050082
2196246
22185131
23356123
24684758
251316197
262530257
274868019
289378335
2918096921
3034974646
3167669905
32130998912
33253565649
34490501587
35947992195
361830664188
373533571444

[1,0,1,1,1,3,6,13,26,47,81,140,253,482,949,1875,
 3666,7088,13614,26100,50082,96246,185131,356123,
 684758,1316197,2530257,4868019,9378335,18096921,
 34974646,67669905,130998912,253565649,490501587,
 947992195,1830664188,3533571444]