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A095805 as a simple table

na(n)
00
11
21
35
411
511
645
745
8181
9181
10181
11181
12181
13181
1411585
1511585
1611585
1792681
18185363
19370727
20741455
21741455
22741455
235931641
2411863283
2511863283
2611863283
2794906265
28189812531
29189812531
30189812531
311518500249

[0,1,1,5,11,11,45,45,181,181,181,181,181,181,
 11585,11585,11585,92681,185363,370727,741455,
 741455,741455,5931641,11863283,11863283,11863283,
 94906265,189812531,189812531,189812531,1518500249]