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A069993 as a simple table

n a(n)
1 5
2 27
3 121
4 503
5 2037
6 8179
7 32753
8 131055
9 524269
10 2097131
11 8388585
12 33554407
13 134217701
14 536870883
15 2147483617
16 8589934559
17 34359738333
18 137438953435
19 549755813849
20 2199023255511
21 8796093022165
22 35184372088787

[5,27,121,503,2037,8179,32753,131055,524269,
 2097131,8388585,33554407,134217701,536870883,
 2147483617,8589934559,34359738333,137438953435,
 549755813849,2199023255511,8796093022165,
 35184372088787]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)