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A094827 as a simple table

n a(n)
1 1
2 4
3 14
4 48
5 165
6 571
7 1988
8 6953
9 24396
10 85786
11 302104
12 1064945
13 3756519
14 13256712
15 46796545
16 165225380
17 583440086
18 2060408640
19 7276716445
20 25700060995
21 90770326604
22 320598127113
23 1132355884236
24 3999522488002

[1,4,14,48,165,571,1988,6953,24396,85786,302104,
 1064945,3756519,13256712,46796545,165225380,
 583440086,2060408640,7276716445,25700060995,
 90770326604,320598127113,1132355884236,
 3999522488002]

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Last modified June 23 10:25 EDT 2024. Contains 373629 sequences. (Running on oeis4.)