A143617 - OEIS

A143617 as a simple table

n	a(n)
1	0
2	8
3	10
4	18
5	20
6	28
7	68
8	88
9	108
10	188
11	200
12	208
13	288
14	688
15	888
16	1088
17	1888
18	2008
19	2088
20	2888
21	6888
22	8888
23	10888
24	18888
25	20088
26	20888
27	28888
28	68888
29	88888
30	108888
31	188888
32	200888
33	208888
34	288888
35	688888
36	888888
37	1088888
38	1888888
39	2008888
40	2088888

[0,8,10,18,20,28,68,88,108,188,200,208,288,688, 888,1088,1888,2008,2088,2888,6888,8888,10888, 18888,20088,20888,28888,68888,88888,108888,188888, 200888,208888,288888,688888,888888,1088888, 1888888,2008888,2088888]