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A280994 as a simple table

n a(n)
1 1
2 2
3 3
4 4
5 5
6 7
7 8
8 9
9 11
10 16
11 17
12 19
13 23
14 31
15 32
16 53
17 59
18 67
19 25
20 27
21 49
22 64
23 83
24 127
25 131
26 241
27 277
28 331
29 97
30 103
31 128
32 227
33 311
34 431
35 709
36 739
37 1523
38 1787
39 2221
40 81
41 121
42 256
43 289
44 361
45 509
46 563
47 719
48 1433
49 2063
50 3001
51 5381
52 5623
53 12763
54 15299
55 19577

[1,2,3,4,5,7,8,9,11,16,17,19,23,31,32,53,59,67,25,
 27,49,64,83,127,131,241,277,331,97,103,128,227,
 311,431,709,739,1523,1787,2221,81,121,256,289,361,
 509,563,719,1433,2063,3001,5381,5623,12763,15299,
 19577]

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Last modified November 14 06:40 EST 2019. Contains 329110 sequences. (Running on oeis4.)