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A047107 as a simple table

n a(n)
0 1
1 3
2 10
3 36
4 130
5 476
6 1769
7 6630
8 25017
9 94961
10 362181
11 1386826
12 5328341
13 20531796
14 79315343
15 307077270
16 1191203283
17 4628896233
18 18015359847
19 70212552034
20 273990076816
21 1070416998344
22 4186254302972
23 16387566482916

[1,3,10,36,130,476,1769,6630,25017,94961,362181,
 1386826,5328341,20531796,79315343,307077270,
 1191203283,4628896233,18015359847,70212552034,
 273990076816,1070416998344,4186254302972,
 16387566482916]

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Last modified May 26 01:32 EDT 2022. Contains 354073 sequences. (Running on oeis4.)