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A140797 formatted as a simple table:

n a(n)
1 3
2 5
3 7
4 17
5 31
6 73
7 127
8 257
9 2047
10 8191
11 65537
12 131071
13 262657
14 524287
15 1082401
16 8388607
17 536870911
18 2147483647
19 4294967297
20 137438953471
21 2199023255551
22 4432676798593
23 8796093022207
24 140737488355327
25 9007199254740991
26 18014398643699713
27 576460752303423487

[3,5,7,17,31,73,127,257,2047,8191,65537,131071,
 262657,524287,1082401,8388607,536870911,
 2147483647,4294967297,137438953471,2199023255551,
 4432676798593,8796093022207,140737488355327,
 9007199254740991,18014398643699713,
 576460752303423487]

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Last modified December 5 17:24 EST 2009. Contains 170342 sequences.


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