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A164641 as a simple table

n a(n)
1 1
2 2
3 3
4 5
5 7
6 11
7 17
8 23
9 25
10 41
11 47
12 101
13 107
14 125
15 167
16 191
17 227
18 311
19 347
20 461
21 641
22 727
23 821
24 857
25 881
26 1091
27 1277
28 1301
29 1367
30 1427
31 1481
32 1487
33 1607
34 1871
35 1997
36 2081
37 2207
38 2237
39 2267
40 2657
41 2687
42 3119
43 3251
44 3461
45 3527
46 3671
47 3917
48 4001
49 4127
50 4517

[1,2,3,5,7,11,17,23,25,41,47,101,107,125,167,191,
 227,311,347,461,641,727,821,857,881,1091,1277,
 1301,1367,1427,1481,1487,1607,1871,1997,2081,2207,
 2237,2267,2657,2687,3119,3251,3461,3527,3671,3917,
 4001,4127,4517]

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)