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A352681 as a simple table

n a(n)
0 1
1 4
2 5
3 11
4 29
5 84
6 258
7 825
8 2717
9 9152
10 31382
11 109174
12 384370
13 1366936
14 4903140
15 17718165
16 64442205
17 235717800
18 866573070
19 3200179290
20 11865909990
21 44158628280
22 164881364700
23 617507304570
24 2319082988274
25 8731658843424
26 32953192276508
27 124635610132460

[1,4,5,11,29,84,258,825,2717,9152,31382,109174,
 384370,1366936,4903140,17718165,64442205,
 235717800,866573070,3200179290,11865909990,
 44158628280,164881364700,617507304570,
 2319082988274,8731658843424,32953192276508,
 124635610132460]

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Last modified June 26 14:29 EDT 2024. Contains 373718 sequences. (Running on oeis4.)