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A180672 as a simple table

n a(n)
0 0
1 8
2 21
3 42
4 76
5 131
6 220
7 364
8 597
9 974
10 1584
11 2571
12 4168
13 6752
14 10933
15 17698
16 28644
17 46355
18 75012
19 121380
20 196405
21 317798
22 514216
23 832027
24 1346256
25 2178296
26 3524565
27 5702874
28 9227452
29 14930339
30 24157804
31 39088156
32 63245973

[0,8,21,42,76,131,220,364,597,974,1584,2571,4168,
 6752,10933,17698,28644,46355,75012,121380,196405,
 317798,514216,832027,1346256,2178296,3524565,
 5702874,9227452,14930339,24157804,39088156,
 63245973]

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Last modified March 30 16:16 EDT 2020. Contains 333127 sequences. (Running on oeis4.)