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A373560 as a simple table

n a(n)
1 -1
2 -1
3 -1
4 10093613546512321
5 -1
6 -1
7 7700031346933907521
8 -1
9 5344962129269790721
10 -1
11 20453982425165652721
12 -1
13 8163195338222675521
14 -1
15 2467958104789157112721
16 -1
17 -1
18 -1
19 -1
20 14666767069023896053921
21 212170739123852995921
22 287954235303137500060321
23 -1
24 84769922583214545304321

[-1,-1,-1,10093613546512321,-1,-1,
 7700031346933907521,-1,5344962129269790721,-1,
 20453982425165652721,-1,8163195338222675521,-1,
 2467958104789157112721,-1,-1,-1,-1,
 14666767069023896053921,212170739123852995921,
 287954235303137500060321,-1,
 84769922583214545304321]

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Last modified July 14 05:06 EDT 2024. Contains 374291 sequences. (Running on oeis4.)