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A282123 as a simple table

n a(n)
0 1
1 3
2 6
3 15
4 26
5 63
6 106
7 255
8 426
9 1023
10 1706
11 4095
12 6826
13 16383
14 27306
15 65535
16 109226
17 262143
18 436906
19 1048575
20 1747626
21 4194303
22 6990506
23 16777215
24 27962026
25 67108863
26 111848106
27 268435455
28 447392426
29 1073741823
30 1789569706
31 4294967295
32 7158278826

[1,3,6,15,26,63,106,255,426,1023,1706,4095,6826,
 16383,27306,65535,109226,262143,436906,1048575,
 1747626,4194303,6990506,16777215,27962026,
 67108863,111848106,268435455,447392426,1073741823,
 1789569706,4294967295,7158278826]

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Last modified April 24 02:28 EDT 2024. Contains 371917 sequences. (Running on oeis4.)