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A147063 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 2
8 3
9 6
10 9
11 16
12 23
13 74
14 177
15 647
16 1682
17 5837
18 15849
19 74186
20 276554
21 1634940
22 7124985
23 45487535
24 222097984
25 1721224041
26 10469414217
27 99805923832 

[1,1,1,1,1,1,2,3,6,9,16,23,74,177,647,1682,5837,
 15849,74186,276554,1634940,7124985,45487535,
 222097984,1721224041,10469414217,99805923832]

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Last modified April 19 02:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)