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A045743 as a simple table

n a(n)
2 1
3 3
4 13
5 66
6 367
7 2164
8 13293
9 84157
10 545270
11 3598244
12 24100375
13 163416748
14 1119592052
15 7738412716
16 53894849437
17 377851866954
18 2664570714233
19 18887568709788
20 134501247038230
21 961774761388430
22 6903072966224220

[1,3,13,66,367,2164,13293,84157,545270,3598244,
 24100375,163416748,1119592052,7738412716,
 53894849437,377851866954,2664570714233,
 18887568709788,134501247038230,961774761388430,
 6903072966224220]

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Last modified August 4 10:11 EDT 2021. Contains 346447 sequences. (Running on oeis4.)