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A017281 as a simple table

n a(n)
0 1
1 11
2 21
3 31
4 41
5 51
6 61
7 71
8 81
9 91
10 101
11 111
12 121
13 131
14 141
15 151
16 161
17 171
18 181
19 191
20 201
21 211
22 221
23 231
24 241
25 251
26 261
27 271
28 281
29 291
30 301
31 311
32 321
33 331
34 341
35 351
36 361
37 371
38 381
39 391
40 401
41 411
42 421
43 431
44 441
45 451
46 461
47 471
48 481
49 491
50 501
51 511
52 521
53 531

[1,11,21,31,41,51,61,71,81,91,101,111,121,131,141,
 151,161,171,181,191,201,211,221,231,241,251,261,
 271,281,291,301,311,321,331,341,351,361,371,381,
 391,401,411,421,431,441,451,461,471,481,491,501,
 511,521,531]

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)