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A071742 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 15
5 44
6 137
7 443
8 1472
9 4994
10 17225
11 60216
12 212874
13 759696
14 2733226
15 9902857
16 36100570
17 132319230
18 487333545
19 1802620860
20 6693765210
21 24943905720
22 93249826830
23 349623734070
24 1314370414344
25 4953428965092

[1,1,2,5,15,44,137,443,1472,4994,17225,60216,
 212874,759696,2733226,9902857,36100570,132319230,
 487333545,1802620860,6693765210,24943905720,
 93249826830,349623734070,1314370414344,
 4953428965092]

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Last modified May 6 21:30 EDT 2024. Contains 372297 sequences. (Running on oeis4.)