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A228397 as a simple table

n a(n)
1 1
2 2
3 6
4 24
5 118
6 534
7 1851
8 5158
9 12264
10 25943
11 50214
12 90656
13 154758
14 252304
15 395793
16 600894
17 886936
18 1277433
19 1800644
20 2490168
21 3385574
22 4533066
23 5986183
24 7806534
25 10064568
26 12840379
27 16224546
28 20319008
29 25237974
30 31108868
31 38073309
32 46288126
33 55926408

[1,2,6,24,118,534,1851,5158,12264,25943,50214,
 90656,154758,252304,395793,600894,886936,1277433,
 1800644,2490168,3385574,4533066,5986183,7806534,
 10064568,12840379,16224546,20319008,25237974,
 31108868,38073309,46288126,55926408]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)