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A001977 as a simple table

n a(n)
0 1
1 1
2 4
3 8
4 18
5 32
6 58
7 94
8 151
9 227
10 338
11 480
12 676
13 920
14 1242
15 1636
16 2137
17 2739
18 3486
19 4370
20 5444
21 6698
22 8196
23 9926
24 11963
25 14293
26 17002
27 20076
28 23612
29 27594
30 32134
31 37212
32 42955
33 49341
34 56512
35 64444
36 73294
37 83036
38 93844
39 105690
40 118765
41 133037

[1,1,4,8,18,32,58,94,151,227,338,480,676,920,1242,
 1636,2137,2739,3486,4370,5444,6698,8196,9926,
 11963,14293,17002,20076,23612,27594,32134,37212,
 42955,49341,56512,64444,73294,83036,93844,105690,
 118765,133037]

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Last modified May 6 10:47 EDT 2024. Contains 372293 sequences. (Running on oeis4.)