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A159348 as a simple table

n a(n)
0 1
1 1
2 1
3 4
4 11
5 24
6 55
7 128
8 298
9 693
10 1611
11 3745
12 8706
13 20239
14 47050
15 109378
16 254273
17 591113
18 1374171
19 3194560
20 7426451
21 17264404
22 40134870
23 93302253
24 216901423
25 504234633
26 1172203306
27 2725042075
28 6334954246
29 14726981894
30 34236079265

[1,1,1,4,11,24,55,128,298,693,1611,3745,8706,
 20239,47050,109378,254273,591113,1374171,3194560,
 7426451,17264404,40134870,93302253,216901423,
 504234633,1172203306,2725042075,6334954246,
 14726981894,34236079265]

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Last modified April 6 21:24 EDT 2020. Contains 333286 sequences. (Running on oeis4.)