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A030845 as a simple table

n a(n)
1 1
2 3
3 10
4 40
5 202
6 1215
7 8509
8 68078
9 612703
10 6127038
11 67397424
12 808769099
13 10513998292
14 147195976093
15 2207939641406
16 35327034262510
17 600559582462677
18 10810072484328193
19 205391377202235680
20 4107827544044713605

[1,3,10,40,202,1215,8509,68078,612703,6127038,
 67397424,808769099,10513998292,147195976093,
 2207939641406,35327034262510,600559582462677,
 10810072484328193,205391377202235680,
 4107827544044713605]

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Last modified May 12 08:55 EDT 2024. Contains 372432 sequences. (Running on oeis4.)