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A001649 as a simple table

n a(n)
1 1
2 3
3 7
4 15
5 26
6 57
7 106
8 207
9 403
10 788
11 1530
12 2985
13 5812
14 11322
15 22052
16 42959
17 83675
18 162993
19 317491
20 618440
21 1204651
22 2346534
23 4570791
24 8903409
25 17342876
26 33782050
27 65803777
28 128178646
29 249678140
30 486346022
31 947349461
32 1845334319
33 3594511719
34 7001720167

[1,3,7,15,26,57,106,207,403,788,1530,2985,5812,
 11322,22052,42959,83675,162993,317491,618440,
 1204651,2346534,4570791,8903409,17342876,33782050,
 65803777,128178646,249678140,486346022,947349461,
 1845334319,3594511719,7001720167]

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Last modified May 9 19:47 EDT 2021. Contains 343746 sequences. (Running on oeis4.)