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A183921 as a simple table

n a(n)
1 1
2 3
3 5
4 12
5 22
6 39
7 63
8 104
9 155
10 226
11 324
12 452
13 612
14 827
15 1087
16 1415
17 1817
18 2306
19 2886
20 3593
21 4417
22 5395
23 6537
24 7868
25 9392
26 11172
27 13180
28 15484
29 18100
30 21058
31 24372
32 28134
33 32298
34 36967
35 42161
36 47920
37 54266
38 61327
39 69043
40 77548
41 86872
42 97071
43 108168

[1,3,5,12,22,39,63,104,155,226,324,452,612,827,
 1087,1415,1817,2306,2886,3593,4417,5395,6537,7868,
 9392,11172,13180,15484,18100,21058,24372,28134,
 32298,36967,42161,47920,54266,61327,69043,77548,
 86872,97071,108168]

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Last modified December 6 12:26 EST 2022. Contains 358634 sequences. (Running on oeis4.)