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A172129 as a simple table

n a(n)
1 0
2 0
3 0
4 112
5 3368
6 39680
7 282248
8 1444928
9 5865552
10 20014112
11 59673360
12 159698416
13 391202680
14 890095584
15 1902427800
16 3853570560
17 7450556064
18 13829016768
19 24759442464
20 42930138864
21 72328779720
22 118747638592

[0,0,0,112,3368,39680,282248,1444928,5865552,
 20014112,59673360,159698416,391202680,890095584,
 1902427800,3853570560,7450556064,13829016768,
 24759442464,42930138864,72328779720,118747638592]

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)