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A245121 as a simple table

n a(n)
4 1
5 1
6 3
7 4
8 8
9 12
10 22
11 36
12 63
13 107
14 188
15 327
16 578
17 1020
18 1820
19 3248
20 5839
21 10511
22 19022
23 34484
24 62755
25 114421
26 209234
27 383327
28 703901
29 1294822
30 2386376
31 4405083
32 8144701
33 15080416
34 27961728
35 51912054
36 96496481
37 179577543
38 334558479
39 623936240
40 1164765120

[1,1,3,4,8,12,22,36,63,107,188,327,578,1020,1820,
 3248,5839,10511,19022,34484,62755,114421,209234,
 383327,703901,1294822,2386376,4405083,8144701,
 15080416,27961728,51912054,96496481,179577543,
 334558479,623936240,1164765120]

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Last modified April 23 12:08 EDT 2024. Contains 371912 sequences. (Running on oeis4.)