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A274971 as a simple table

n a(n)
1 1
2 7
3 19
4 31
5 37
6 43
7 61
8 67
9 79
10 91
11 103
12 127
13 139
14 151
15 157
16 163
17 169
18 199
19 211
20 217
21 223
22 247
23 271
24 283
25 307
26 313
27 331
28 343
29 349
30 367
31 373
32 379
33 397
34 403
35 427
36 439
37 463
38 469
39 487
40 499
41 511
42 523
43 547
44 553
45 571
46 577
47 607
48 613
49 619
50 631
51 643
52 661
53 679
54 691

[1,7,19,31,37,43,61,67,79,91,103,127,139,151,157,
 163,169,199,211,217,223,247,271,283,307,313,331,
 343,349,367,373,379,397,403,427,439,463,469,487,
 499,511,523,547,553,571,577,607,613,619,631,643,
 661,679,691]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)