A122642 - OEIS

A122642 as a simple table

n	a(n)
1	2
2	4
3	6
4	8
5	10
6	14
7	18
8	22
9	26
10	40
11	46
12	52
13	58
14	64
15	90
16	98
17	106
18	114
19	122
20	160
21	170
22	180
23	190
24	200
25	250
26	262
27	274
28	286
29	298
30	360
31	374
32	388
33	402
34	416
35	490
36	506
37	522
38	538
39	554
40	640
41	658
42	676
43	694
44	712
45	810
46	830
47	850
48	870
49	890
50	10000
51	10406
52	10820
53	11242
54	11672
55	12210
56	12658

[2,4,6,8,10,14,18,22,26,40,46,52,58,64,90,98,106, 114,122,160,170,180,190,200,250,262,274,286,298, 360,374,388,402,416,490,506,522,538,554,640,658, 676,694,712,810,830,850,870,890,10000,10406,10820, 11242,11672,12210,12658]