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A134171 as a simple table

n a(n)
1 0
2 0
3 0
4 27
5 108
6 270
7 540
8 945
9 1512
10 2268
11 3240
12 4455
13 5940
14 7722
15 9828
16 12285
17 15120
18 18360
19 22032
20 26163
21 30780
22 35910
23 41580
24 47817
25 54648
26 62100
27 70200
28 78975
29 88452
30 98658
31 109620
32 121365
33 133920
34 147312
35 161568
36 176715
37 192780
38 209790
39 227772
40 246753

[0,0,0,27,108,270,540,945,1512,2268,3240,4455,
 5940,7722,9828,12285,15120,18360,22032,26163,
 30780,35910,41580,47817,54648,62100,70200,78975,
 88452,98658,109620,121365,133920,147312,161568,
 176715,192780,209790,227772,246753]

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Last modified April 24 10:00 EDT 2024. Contains 371935 sequences. (Running on oeis4.)