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A026753 as a simple table

n a(n)
0 1
1 1
2 3
3 4
4 11
5 17
6 44
7 74
8 184
9 327
10 790
11 1461
12 3452
13 6584
14 15278
15 29879
16 68290
17 136391
18 307696
19 625731
20 1395696
21 2883357
22 6367199
23 13338421
24 29193025
25 61920497
26 134442102
27 288368511
28 621609060
29 1346873365
30 2884432810

[1,1,3,4,11,17,44,74,184,327,790,1461,3452,6584,
 15278,29879,68290,136391,307696,625731,1395696,
 2883357,6367199,13338421,29193025,61920497,
 134442102,288368511,621609060,1346873365,
 2884432810]

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Last modified May 13 18:40 EDT 2024. Contains 372522 sequences. (Running on oeis4.)