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A006349 as a simple table

n a(n)
1 1
2 5
3 13
4 45
5 121
6 413
7 1261
8 4221
9 13801
10 46365
11 155497
12 527613
13 1792805
14 6126293
15 20986153
16 72121853
17 248396793
18 857416949
19 2964896877
20 10269596445
21 35622421561
22 123728022269
23 430254861945
24 1497796774077
25 5219231003621

[1,5,13,45,121,413,1261,4221,13801,46365,155497,
 527613,1792805,6126293,20986153,72121853,
 248396793,857416949,2964896877,10269596445,
 35622421561,123728022269,430254861945,
 1497796774077,5219231003621]

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Last modified May 14 12:37 EDT 2021. Contains 343884 sequences. (Running on oeis4.)