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A057380 formatted as a simple table:

n a(n)
0 48
1 0
2 216
3 588
4 -96
5 5832
6 4800
7 13068
8 115776
9 32448
10 664440
11 1736100
12 1757760
13 18387336
14 24467184
15 90326532
16 379958640
17 535402224
18 2924464488
19 7189478184
20 17099776512
21 73614120000
22 153395478288
23 528792612984

[48,0,216,588,-96,5832,4800,13068,115776,32448,
 664440,1736100,1757760,18387336,24467184,90326532,
 379958640,535402224,2924464488,7189478184,
 17099776512,73614120000,153395478288,
 528792612984]

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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