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A141530 as a simple table

n a(n)
0 1
1 -1
2 9
3 55
4 161
5 351
6 649
7 1079
8 1665
9 2431
10 3401
11 4599
12 6049
13 7775
14 9801
15 12151
16 14849
17 17919
18 21385
19 25271
20 29601
21 34399
22 39689
23 45495
24 51841
25 58751
26 66249
27 74359
28 83105
29 92511
30 102601
31 113399
32 124929
33 137215
34 150281
35 164151
36 178849
37 194399
38 210825
39 228151

[1,-1,9,55,161,351,649,1079,1665,2431,3401,4599,
 6049,7775,9801,12151,14849,17919,21385,25271,
 29601,34399,39689,45495,51841,58751,66249,74359,
 83105,92511,102601,113399,124929,137215,150281,
 164151,178849,194399,210825,228151]

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Last modified May 25 12:30 EDT 2019. Contains 323568 sequences. (Running on oeis4.)