login

A017281 as a simple table

na(n)
01
111
221
331
441
551
661
771
881
991
10101
11111
12121
13131
14141
15151
16161
17171
18181
19191
20201
21211
22221
23231
24241
25251
26261
27271
28281
29291
30301
31311
32321
33331
34341
35351
36361
37371
38381
39391
40401
41411
42421
43431
44441
45451
46461
47471
48481
49491
50501
51511
52521
53531

[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]