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A140046 as a simple table

n a(n)
1 1
2 1
3 3
4 10
5 41
6 186
7 922
8 4911
9 27830
10 166656
11 1049410
12 6922476
13 47698148
14 342483885
15 2557538781
16 19829608532
17 159393394129
18 1326509171669
19 11415703608635
20 101473987987073
21 930688926616454
22 8798656042121634

[1,1,3,10,41,186,922,4911,27830,166656,1049410,
 6922476,47698148,342483885,2557538781,19829608532,
 159393394129,1326509171669,11415703608635,
 101473987987073,930688926616454,8798656042121634]

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)