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A222155 as a simple table

n a(n)
1 1367520
2 5470080
3 12307680
4 21880320
5 32672640
6 34188000
7 49230720
8 58544640
9 67008480
10 71831760
11 73513440
12 87521280
13 110769120
14 130690560
15 136752000
16 165469920
17 196922880
18 209969760
19 221205600
20 231110880
21 234178560
22 268033920
23 287327040
24 294053760
25 307692000

[1367520,5470080,12307680,21880320,32672640,
 34188000,49230720,58544640,67008480,71831760,
 73513440,87521280,110769120,130690560,136752000,
 165469920,196922880,209969760,221205600,231110880,
 234178560,268033920,287327040,294053760,307692000]

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Last modified December 5 20:39 EST 2021. Contains 349558 sequences. (Running on oeis4.)