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A057620 as a simple table

n a(n)
1 7
2 31
3 151
4 1741
5 1741
6 1741
7 19471
8 118801
9 148531
10 148531
11 406951
12 2339041
13 2339041
14 51662593
15 51662593
16 73451737
17 232301497
18 450988159
19 1444257673
20 1444257673
21 1444257673
22 24061965043
23 24061965043
24 43553959717
25 43553959717

[7,31,151,1741,1741,1741,19471,118801,148531,
 148531,406951,2339041,2339041,51662593,51662593,
 73451737,232301497,450988159,1444257673,
 1444257673,1444257673,24061965043,24061965043,
 43553959717,43553959717]

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Last modified May 1 03:12 EDT 2024. Contains 372148 sequences. (Running on oeis4.)