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A055503 as a simple table

n a(n)
0 1
1 1
2 2
3 7
4 18
5 41
6 85
7 162
8 287
9 478
10 756
11 1145
12 1672
13 2367
14 3263
15 4396
16 5805
17 7532
18 9622
19 12123
20 15086
21 18565
22 22617
23 27302
24 32683
25 38826
26 45800
27 53677
28 62532
29 72443
30 83491
31 95760
32 109337
33 124312
34 140778
35 158831
36 178570
37 200097
38 223517
39 248938
40 276471

[1,1,2,7,18,41,85,162,287,478,756,1145,1672,2367,
 3263,4396,5805,7532,9622,12123,15086,18565,22617,
 27302,32683,38826,45800,53677,62532,72443,83491,
 95760,109337,124312,140778,158831,178570,200097,
 223517,248938,276471]

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Last modified March 18 19:58 EDT 2019. Contains 321293 sequences. (Running on oeis4.)