A110724 - OEIS

A110724 as a simple table

n	a(n)
0	0
1	22
2	44
3	66
4	88
5	110
6	132
7	154
8	176
9	198
10	1111
11	2222
12	3333
13	4444
14	5555
15	6666
16	7777
17	8888
18	9999
19	11110
20	2222
21	3333
22	4444
23	5555
24	6666
25	7777
26	8888
27	9999
28	11110
29	12221
30	3333
31	4444
32	5555
33	6666
34	7777
35	8888
36	9999
37	11110
38	12221
39	13332
40	4444
41	5555
42	6666

[0,22,44,66,88,110,132,154,176,198,1111,2222,3333, 4444,5555,6666,7777,8888,9999,11110,2222,3333, 4444,5555,6666,7777,8888,9999,11110,12221,3333, 4444,5555,6666,7777,8888,9999,11110,12221,13332, 4444,5555,6666]