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A168076 as a simple table

n a(n)
0 1
1 0
2 -3
3 -3
4 -6
5 -12
6 -27
7 -63
8 -153
9 -381
10 -969
11 -2505
12 -6564
13 -17394
14 -46533
15 -125505
16 -340902
17 -931716
18 -2560401
19 -7070337
20 -19609146
21 -54597852
22 -152556057
23 -427642677
24 -1202289669
25 -3389281245
26 -9578183391
27 -27130207503
28 -77009455428
29 -219023318406

[1,0,-3,-3,-6,-12,-27,-63,-153,-381,-969,-2505,
 -6564,-17394,-46533,-125505,-340902,-931716,
 -2560401,-7070337,-19609146,-54597852,-152556057,
 -427642677,-1202289669,-3389281245,-9578183391,
 -27130207503,-77009455428,-219023318406]

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Last modified July 1 08:17 EDT 2024. Contains 373911 sequences. (Running on oeis4.)