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A336009 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 4
7 8
8 16
9 34
10 82
11 226
12 678
13 2108
14 6892
15 23948
16 88532
17 344816
18 1401200
19 5925000
20 26146360
21 120743496
22 582606552
23 2926675112
24 15259183112
25 82458502624
26 461577781968
27 2674216518016
28 16013654472352
29 98968416103968
30 630595248710144

[1,1,1,1,1,2,4,8,16,34,82,226,678,2108,6892,23948,
 88532,344816,1401200,5925000,26146360,120743496,
 582606552,2926675112,15259183112,82458502624,
 461577781968,2674216518016,16013654472352,
 98968416103968,630595248710144]

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