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A271267 as a simple table

n a(n)
1 4
2 16
3 196
4 2836
5 5956
6 25936
7 65536
8 540736
9 598816
10 797476
11 1151536
12 3704416
13 8095984
14 11272276
15 13362420
16 21235696
17 29640832
18 31084096
19 42913396
20 49960912
21 55137316
22 70254724
23 70836676
24 81158416
25 94618996
26 111849956
27 129275056
28 150026176
29 168267856
30 169242676
31 189796420
32 192226516
33 198464176
34 208232116
35 244553296
36 246605776
37 300018016
38 318143296

[4,16,196,2836,5956,25936,65536,540736,598816,
 797476,1151536,3704416,8095984,11272276,13362420,
 21235696,29640832,31084096,42913396,49960912,
 55137316,70254724,70836676,81158416,94618996,
 111849956,129275056,150026176,168267856,169242676,
 189796420,192226516,198464176,208232116,244553296,
 246605776,300018016,318143296]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)