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A025262 as a simple table

na(n)
11
21
31
43
58
623
768
8207
9644
102040
116558
1221343
1370186
14232864
15778550
162620459
178872074
1830195288
19103246502
20354508628
211221846856
224225644866
2314659644348
2451002664023
25177909901566
26622093882290
272180123564130
287656055966092

[1,1,1,3,8,23,68,207,644,2040,6558,21343,70186,
 232864,778550,2620459,8872074,30195288,103246502,
 354508628,1221846856,4225644866,14659644348,
 51002664023,177909901566,622093882290,
 2180123564130,7656055966092]