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A066449 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 5
6 15
7 7
8 70
9 84
10 210
11 11
12 495
13 13
14 3003
15 6435
16 12870
17 17
18 18564
19 19
20 125970
21 293930
22 646646
23 23
24 735471
25 53130
26 9657700
27 4686825
28 30421755
29 29
30 5852925
31 31
32 601080390
33 573166440
34 2203961430
35 417225900
36 1251677700
37 37
38 33578000610

[1,2,3,6,5,15,7,70,84,210,11,495,13,3003,6435,
 12870,17,18564,19,125970,293930,646646,23,735471,
 53130,9657700,4686825,30421755,29,5852925,31,
 601080390,573166440,2203961430,417225900,
 1251677700,37,33578000610]

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)