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A019115 as a simple table

n a(n)
3 0
4 0
5 6
6 0
7 3
8 39
9 39
10 105
11 378
12 594
13 1344
14 4092
15 9150
16 22374
17 60696
18 150426
19 377184
20 985650
21 2552319
22 6634257
23 17457894
24 46069254
25 121788231
26 323097138
27 860451210
28 2297043408
29 6143371473
30 16474006986

[0,0,6,0,3,39,39,105,378,594,1344,4092,9150,22374,
 60696,150426,377184,985650,2552319,6634257,
 17457894,46069254,121788231,323097138,860451210,
 2297043408,6143371473,16474006986]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)