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A124400 as a simple table

n a(n)
0 1
1 1
2 4
3 7
4 18
5 38
6 88
7 195
8 441
9 988
10 2223
11 4992
12 11220
13 25208
14 56645
15 127277
16 285992
17 642615
18 1443946
19 3244514
20 7290360
21 16381287
22 36808421
23 82707768
24 185842671
25 417584688
26 938304280
27 2108350576
28 4737420745
29 10644887785
30 23918845740

[1,1,4,7,18,38,88,195,441,988,2223,4992,11220,
 25208,56645,127277,285992,642615,1443946,3244514,
 7290360,16381287,36808421,82707768,185842671,
 417584688,938304280,2108350576,4737420745,
 10644887785,23918845740]

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)