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A089240 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 1
5 3
6 7
7 14
8 25
9 41
10 63
11 93
12 132
13 182
14 244
15 321
16 414
17 526
18 658
19 814

[1,0,0,0,1,3,7,14,25,41,63,93,132,182,244,321,414,
 526,658,814]

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Last modified March 22 12:46 EDT 2019. Contains 321421 sequences. (Running on oeis4.)