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A023007 as a simple table

n a(n)
0 1
1 8
2 44
3 192
4 726
5 2464
6 7704
7 22528
8 62337
9 164560
10 417140
11 1020416
12 2418710
13 5573568
14 12520744
15 27484160
16 59068372
17 124505880
18 257770964
19 524871424
20 1052316364
21 2079491744
22 4053978040
23 7803219968
24 14840711765
25 27907041392
26 51917588800
27 95608651776

[1,8,44,192,726,2464,7704,22528,62337,164560,
 417140,1020416,2418710,5573568,12520744,27484160,
 59068372,124505880,257770964,524871424,1052316364,
 2079491744,4053978040,7803219968,14840711765,
 27907041392,51917588800,95608651776]

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Last modified March 28 15:28 EDT 2024. Contains 371254 sequences. (Running on oeis4.)