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A119997 as a simple table

n a(n)
1 1
2 1
3 4
4 5
5 17
6 32
7 97
8 225
9 628
10 1573
11 4225
12 10880
13 28769
14 74849
15 196708
16 513765
17 1347025
18 3523360
19 9229441
20 24154625
21 63251156
22 165571781
23 433507969
24 1134881280
25 2971250497
26 7778684737
27 20365103812
28 53316141125
29 139584105233
30 365434903328
31 956722661665

[1,1,4,5,17,32,97,225,628,1573,4225,10880,28769,
 74849,196708,513765,1347025,3523360,9229441,
 24154625,63251156,165571781,433507969,1134881280,
 2971250497,7778684737,20365103812,53316141125,
 139584105233,365434903328,956722661665]

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Last modified August 7 09:16 EDT 2020. Contains 336274 sequences. (Running on oeis4.)