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A048981 as a simple table

n a(n)
1 -11
2 -7
3 -3
4 -2
5 -1
6 2
7 3
8 5
9 6
10 7
11 11
12 13
13 17
14 19
15 21
16 29
17 33
18 37
19 41
20 57
21 73 

[-11,-7,-3,-2,-1,2,3,5,6,7,11,13,17,19,21,29,33,
 37,41,57,73]

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Last modified September 13 16:27 EDT 2024. Contains 375910 sequences. (Running on oeis4.)