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A138648 as a simple table

n a(n)
0 0
1 2
2 24
3 93
4 526
5 1182
6 8274
7 42293
8 296051
9 1291107
10 9037749
11 24201743
12 169412201
13 453463532
14 732838474
15 17336900568
16 121358303976
17 696920237207
18 3352562754199
19 12023847482518
20 65093446049501
21 169551827424632
22 2140537108378674
23 10215388176619468

[0,2,24,93,526,1182,8274,42293,296051,1291107,
 9037749,24201743,169412201,453463532,732838474,
 17336900568,121358303976,696920237207,
 3352562754199,12023847482518,65093446049501,
 169551827424632,2140537108378674,
 10215388176619468]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)