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A178256 as a simple table

n a(n)
1 0
2 0
3 0
4 10
5 64
6 234
7 660
8 1524
9 3156
10 5928
11 10428
12 17154
13 27340
14 41506
15 61176
16 87756
17 123216
18 168420
19 227208
20 300054
21 391920
22 504886
23 642604
24 806424
25 1006404
26 1242024
27 1519980
28 1845150
29 2226804
30 2663574
31 3175048
32 3754936
33 4420440
34 5175840
35 6030840

[0,0,0,10,64,234,660,1524,3156,5928,10428,17154,
 27340,41506,61176,87756,123216,168420,227208,
 300054,391920,504886,642604,806424,1006404,
 1242024,1519980,1845150,2226804,2663574,3175048,
 3754936,4420440,5175840,6030840]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)