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A251930 as a simple table

n a(n)
1 22
2 120
3 431
4 1760
5 7452
6 30882
7 126098
8 511108
9 2063052
10 8301984
11 33334755
12 133657996
13 535440240
14 2143822408
15 8580556159
16 34335672876
17 137377037835
18 549596067402
19 2198610089868
20 8795022257168
21 35181592140181
22 140730259104058

[22,120,431,1760,7452,30882,126098,511108,2063052,
 8301984,33334755,133657996,535440240,2143822408,
 8580556159,34335672876,137377037835,549596067402,
 2198610089868,8795022257168,35181592140181,
 140730259104058]

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)