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A090504 as a simple table

n a(n)
1 1
2 3
3 7
4 21
5 27
6 39
7 101
8 169
9 239
10 247
11 263
12 291
13 381
14 391
15 447
16 489
17 509
18 531
19 619
20 699
21 821
22 981
23 1011
24 1267
25 1367
26 1483
27 1691
28 1777
29 2241
30 2351
31 2403
32 2859
33 4153
34 4793
35 5299
36 5513
37 5553
38 5673
39 5797
40 6813
41 7491
42 7721
43 7861
44 8073
45 8363
46 8409
47 9781
48 9879

[1,3,7,21,27,39,101,169,239,247,263,291,381,391,
 447,489,509,531,619,699,821,981,1011,1267,1367,
 1483,1691,1777,2241,2351,2403,2859,4153,4793,5299,
 5513,5553,5673,5797,6813,7491,7721,7861,8073,8363,
 8409,9781,9879]

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)