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A274497 as a simple table

n a(n)
0 0
1 0
2 2
3 4
4 16
5 32
6 96
7 192
8 512
9 1024
10 2560
11 5120
12 12288
13 24576
14 57344
15 114688
16 262144
17 524288
18 1179648
19 2359296
20 5242880
21 10485760
22 23068672
23 46137344
24 100663296
25 201326592
26 436207616
27 872415232
28 1879048192
29 3758096384
30 8053063680

[0,0,2,4,16,32,96,192,512,1024,2560,5120,12288,
 24576,57344,114688,262144,524288,1179648,2359296,
 5242880,10485760,23068672,46137344,100663296,
 201326592,436207616,872415232,1879048192,
 3758096384,8053063680]

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Last modified April 16 17:08 EDT 2024. Contains 371749 sequences. (Running on oeis4.)