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A172206 as a simple table

n a(n)
1 0
2 0
3 24
4 926
5 37282
6 394202
7 2484382
8 10999618
9 38168864
10 110899878
11 281638602
12 643766432
13 1352358921
14 2651129458
15 4906381466
16 8648792662
17 14623854922
18 23851793294
19 37697787702
20 57953320884
21 86929476107
22 127563008202
23 183536011462
24 259410007946
25 360775279732

[0,0,24,926,37282,394202,2484382,10999618,
 38168864,110899878,281638602,643766432,1352358921,
 2651129458,4906381466,8648792662,14623854922,
 23851793294,37697787702,57953320884,86929476107,
 127563008202,183536011462,259410007946,
 360775279732]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)