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A228670 as a simple table

n a(n)
3 1
4 0
5 0
6 19
7 68
8 110
9 1679
10 11941
11 59470
12 528974
13 4907480
14 36965659
15 370685663
16 4086527638
17 40650345653
18 458464525689
19 5857242113368
20 72283039099029
21 938515852729074
22 13416951764772945
23 194738851363141390
24 2909111655448399908
25 46421744844240409407

[1,0,0,19,68,110,1679,11941,59470,528974,4907480,
 36965659,370685663,4086527638,40650345653,
 458464525689,5857242113368,72283039099029,
 938515852729074,13416951764772945,
 194738851363141390,2909111655448399908,
 46421744844240409407]

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Last modified April 24 09:17 EDT 2024. Contains 371935 sequences. (Running on oeis4.)