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A088016 as a simple table

n a(n)
0 1
1 1
2 6
3 17
4 56
5 179
6 576
7 1851
8 5950
9 19125
10 61474
11 197597
12 635140
13 2041543
14 6562172
15 21092919
16 67799386
17 217928905
18 700493182
19 2251609065
20 7237391472
21 23263290299
22 74775653304
23 240352858739
24 772570939222
25 2483290023101

[1,1,6,17,56,179,576,1851,5950,19125,61474,197597,
 635140,2041543,6562172,21092919,67799386,
 217928905,700493182,2251609065,7237391472,
 23263290299,74775653304,240352858739,772570939222,
 2483290023101]

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Last modified May 14 12:38 EDT 2024. Contains 372533 sequences. (Running on oeis4.)