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A007490 as a simple table

n a(n)
1 3
2 17
3 29
4 43
5 73
6 127
7 179
8 197
9 251
10 277
11 281
12 307
13 349
14 359
15 397
16 433
17 521
18 547
19 557
20 577
21 593
22 701
23 757
24 811
25 853
26 857
27 863
28 881
29 919
30 953
31 1009
32 1051
33 1091
34 1217
35 1249
36 1367
37 1459
38 1483
39 1559
40 1583
41 1637
42 1753
43 1801
44 1861
45 1907
46 2017
47 2027
48 2069
49 2087

[3,17,29,43,73,127,179,197,251,277,281,307,349,
 359,397,433,521,547,557,577,593,701,757,811,853,
 857,863,881,919,953,1009,1051,1091,1217,1249,1367,
 1459,1483,1559,1583,1637,1753,1801,1861,1907,2017,
 2027,2069,2087]

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Last modified May 25 20:22 EDT 2013. Contains 225649 sequences.