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A241679 as a simple table

na(n)
111
215
339
4135
52055
68199
7131079
8524295
98388615
10536870919
112147483655
12137438953479
132199023255559
148796093022215
15140737488355335
169007199254740999
17576460752303423495
182305843009213693959
19147573952589676412935
202361183241434822606855

[11,15,39,135,2055,8199,131079,524295,8388615,
 536870919,2147483655,137438953479,2199023255559,
 8796093022215,140737488355335,9007199254740999,
 576460752303423495,2305843009213693959,
 147573952589676412935,2361183241434822606855]