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A297937 as a simple table

n a(n)
1 1
2 5
3 7
4 18
5 31
6 65
7 130
8 253
9 519
10 1018
11 2055
12 4097
13 8186
14 16405
15 32743
16 65570
17 131055
18 262145
19 524338
20 1048493
21 2097287
22 4194186
23 8388695
24 16777281
25 33554218
26 67109317
27 134217191
28 268436018
29 536870719
30 1073741505
31 2147484898
32 4294965341

[1,5,7,18,31,65,130,253,519,1018,2055,4097,8186,
 16405,32743,65570,131055,262145,524338,1048493,
 2097287,4194186,8388695,16777281,33554218,
 67109317,134217191,268436018,536870719,1073741505,
 2147484898,4294965341]

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Last modified September 17 19:42 EDT 2024. Contains 375990 sequences. (Running on oeis4.)