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A009799 as a simple table

n a(n)
0 0
1 1
2 2
3 0
4 -24
5 -148
6 -248
7 5488
8 73024
9 346768
10 -3749728
11 -100273536
12 -922745472
13 4147334336
14 283697686144
15 4362058183936
16 4465927211008
17 -1382047649378048
18 -33554250522144256
19 -226963355560685568
20 10084981854738991104

[0,1,2,0,-24,-148,-248,5488,73024,346768,-3749728,
 -100273536,-922745472,4147334336,283697686144,
 4362058183936,4465927211008,-1382047649378048,
 -33554250522144256,-226963355560685568,
 10084981854738991104]

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Last modified April 23 07:16 EDT 2024. Contains 371905 sequences. (Running on oeis4.)