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A053818 as a simple table

n a(n)
1 1
2 1
3 5
4 10
5 30
6 26
7 91
8 84
9 159
10 140
11 385
12 196
13 650
14 406
15 620
16 680
17 1496
18 654
19 2109
20 1080
21 1806
22 1650
23 3795
24 1544
25 4150
26 2756
27 4365
28 3164
29 7714
30 2360
31 9455
32 5456
33 7370
34 6256
35 9940
36 5196
37 16206
38 8778
39 12324
40 8560
41 22140
42 6972
43 25585

[1,1,5,10,30,26,91,84,159,140,385,196,650,406,620,
 680,1496,654,2109,1080,1806,1650,3795,1544,4150,
 2756,4365,3164,7714,2360,9455,5456,7370,6256,9940,
 5196,16206,8778,12324,8560,22140,6972,25585]

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Last modified May 21 00:58 EDT 2024. Contains 372720 sequences. (Running on oeis4.)