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A081172 as a simple table

n a(n)
0 1
1 1
2 0
3 2
4 3
5 5
6 10
7 18
8 33
9 61
10 112
11 206
12 379
13 697
14 1282
15 2358
16 4337
17 7977
18 14672
19 26986
20 49635
21 91293
22 167914
23 308842
24 568049
25 1044805
26 1921696
27 3534550
28 6501051
29 11957297
30 21992898
31 40451246
32 74401441
33 136845585
34 251698272
35 462945298
36 851489155

[1,1,0,2,3,5,10,18,33,61,112,206,379,697,1282,
 2358,4337,7977,14672,26986,49635,91293,167914,
 308842,568049,1044805,1921696,3534550,6501051,
 11957297,21992898,40451246,74401441,136845585,
 251698272,462945298,851489155]

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Last modified April 16 10:27 EDT 2024. Contains 371708 sequences. (Running on oeis4.)