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A054600 as a simple table

n a(n)
0 0
1 2
2 4
3 14
4 16
5 42
6 76
7 142
8 256
9 554
10 1044
11 2070
12 4144
13 8218
14 16412
15 32934
16 65536
17 131106
18 262372
19 524326
20 1048656
21 2097634
22 4194348
23 8388654
24 16777984
25 33554642
26 67108916
27 134219390
28 268435568
29 536870970
30 1073745276
31 2147483710

[0,2,4,14,16,42,76,142,256,554,1044,2070,4144,
 8218,16412,32934,65536,131106,262372,524326,
 1048656,2097634,4194348,8388654,16777984,33554642,
 67108916,134219390,268435568,536870970,1073745276,
 2147483710]

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Last modified June 4 19:15 EDT 2024. Contains 373102 sequences. (Running on oeis4.)