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A018115 as a simple table

n a(n)
0 1
1 2
2 5
3 11
4 24
5 53
6 118
7 260
8 576
9 1275
10 2822
11 6246
12 13824
13 30598
14 67723
15 149897
16 331776
17 734341
18 1625364
19 3597522
20 7962624
21 17624184
22 39008732
23 86340516
24 191102976
25 422980417
26 936209559
27 2072172384

[1,2,5,11,24,53,118,260,576,1275,2822,6246,13824,
 30598,67723,149897,331776,734341,1625364,3597522,
 7962624,17624184,39008732,86340516,191102976,
 422980417,936209559,2072172384]

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Last modified May 27 14:41 EDT 2024. Contains 372861 sequences. (Running on oeis4.)