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A045669 as a simple table

n a(n)
0 0
1 0
2 0
3 12
4 32
5 120
6 288
7 784
8 1792
9 4284
10 9600
11 21824
12 47520
13 104832
14 225792
15 487260
16 1040384
17 2219520
18 4699296
19 9942016
20 20930400
21 43994748
22 92184576
23 192843776
24 402451200
25 838655400
26 1744404480
27 3623423328
28 7515275040

[0,0,0,12,32,120,288,784,1792,4284,9600,21824,
 47520,104832,225792,487260,1040384,2219520,
 4699296,9942016,20930400,43994748,92184576,
 192843776,402451200,838655400,1744404480,
 3623423328,7515275040]

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Last modified April 25 12:53 EDT 2024. Contains 371969 sequences. (Running on oeis4.)