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A020989 as a simple table

na(n)
01
16
226
3106
4426
51706
66826
727306
8109226
9436906
101747626
116990506
1227962026
13111848106
14447392426
151789569706
167158278826
1728633115306
18114532461226
19458129844906
201832519379626
217330077518506
2229320310074026
23117281240296106
24469124961184426

[1,6,26,106,426,1706,6826,27306,109226,436906,
 1747626,6990506,27962026,111848106,447392426,
 1789569706,7158278826,28633115306,114532461226,
 458129844906,1832519379626,7330077518506,
 29320310074026,117281240296106,469124961184426]