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A006606 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 10
6 20
7 36
8 72
9 135
10 272
11 528
12 1048
13 2080
14 4160
15 8242
16 16500
17 32895
18 65750
19 131328
20 262612
21 524733
22 1049600
23 2098176
24 4195930
25 8390620
26 16781312
27 33558177
28 67116876
29 134225920
30 268450626
31 536887270

[1,2,3,6,10,20,36,72,135,272,528,1048,2080,4160,
 8242,16500,32895,65750,131328,262612,524733,
 1049600,2098176,4195930,8390620,16781312,33558177,
 67116876,134225920,268450626,536887270]

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Last modified June 25 10:27 EDT 2021. Contains 345453 sequences. (Running on oeis4.)