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A028725 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 1
7 3
8 12
9 24
10 60
11 100
12 200
13 300
14 525
15 735
16 1176
17 1568
18 2352
19 3024
20 4320
21 5400
22 7425
23 9075
24 12100
25 14520
26 18876
27 22308
28 28392
29 33124
30 41405
31 47775
32 58800
33 67200
34 81600
35 92480
36 110976
37 124848
38 148257
39 165699
40 194940
41 216600
42 252700
43 279300

[0,0,0,0,0,0,1,3,12,24,60,100,200,300,525,735,
 1176,1568,2352,3024,4320,5400,7425,9075,12100,
 14520,18876,22308,28392,33124,41405,47775,58800,
 67200,81600,92480,110976,124848,148257,165699,
 194940,216600,252700,279300]

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Last modified May 2 18:24 EDT 2024. Contains 372203 sequences. (Running on oeis4.)