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A207539 as a simple table

na(n)
01
11
21
31
41
51
61
71
81
91
101
111
1212
1323
1445
1589
16177
17353
18705
191409
202817
215633
2211265
2322529
2445057
2590102
26180181
27360317
28720545
291440913
302881473
315762241
3211523073
3323043329
3446081025
3592150785
36184279041
37368513025
38736935948
391473691715

[1,1,1,1,1,1,1,1,1,1,1,1,12,23,45,89,177,353,705,
 1409,2817,5633,11265,22529,45057,90102,180181,
 360317,720545,1440913,2881473,5762241,11523073,
 23043329,46081025,92150785,184279041,368513025,
 736935948,1473691715]