A083490 - OEIS

A083490 as a simple table

n	a(n)
0	2
1	4
2	6
3	8
4	10
5	22
6	30
7	42
8	50
9	62
10	70
11	82
12	90
13	112
14	300
15	412
16	500
17	612
18	700
19	812
20	900
21	1112
22	3000
23	4112
24	5000
25	6112
26	7000
27	8112
28	9000
29	11112
30	30000
31	41112
32	50000
33	61112
34	70000
35	81112
36	90000
37	111112
38	300000
39	411112
40	500000
41	611112
42	700000
43	811112

[2,4,6,8,10,22,30,42,50,62,70,82,90,112,300,412, 500,612,700,812,900,1112,3000,4112,5000,6112,7000, 8112,9000,11112,30000,41112,50000,61112,70000, 81112,90000,111112,300000,411112,500000,611112, 700000,811112]