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A306434 as a simple table

n a(n)
1 1
2 0
3 0
4 80
5 270
6 432
7 960
8 2160
9 3240
10 5360
11 8640
12 10800
13 17790
14 25920
15 25920
16 41232
17 62910
18 60480
19 81600
20 118800
21 124416
22 159760
23 198720
24 203040
25 287160
26 354240
27 311040
28 433760
29 596700
30 516240
31 619200
32 840240
33 806760
34 969360
35 1140480
36 1089504
37 1465710
38 1702080

[1,0,0,80,270,432,960,2160,3240,5360,8640,10800,
 17790,25920,25920,41232,62910,60480,81600,118800,
 124416,159760,198720,203040,287160,354240,311040,
 433760,596700,516240,619200,840240,806760,969360,
 1140480,1089504,1465710,1702080]

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Last modified April 24 14:54 EDT 2024. Contains 371960 sequences. (Running on oeis4.)