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A027305 as a simple table

n a(n)
0 1
1 3
2 5
3 13
4 24
5 58
6 111
7 257
8 500
9 1126
10 2210
11 4882
12 9632
13 20980
14 41531
15 89497
16 177564
17 379438
18 754014
19 1600406
20 3184016
21 6720748
22 13382710
23 28117498
24 56026984
25 117254268
26 233765636
27 487589572
28 972504704
29 2022568168

[1,3,5,13,24,58,111,257,500,1126,2210,4882,9632,
 20980,41531,89497,177564,379438,754014,1600406,
 3184016,6720748,13382710,28117498,56026984,
 117254268,233765636,487589572,972504704,
 2022568168]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)