A113293 - OEIS

A113293 as a simple table

n	a(n)
1	0
2	2
3	4
4	6
5	8
6	10
7	14
8	18
9	20
10	28
11	32
12	36
13	38
14	50
15	60
16	64
17	68
18	70
19	92
20	110
21	120
22	124
23	128
24	130
25	170
26	202
27	220
28	230
29	234
30	238
31	240
32	312
33	372
34	404
35	422
36	432
37	436
38	440
39	442
40	574
41	684
42	744
43	776
44	794
45	804
46	808
47	812
48	814
49	1056
50	1258
51	1368
52	1428
53	1460
54	1478
55	1488

[0,2,4,6,8,10,14,18,20,28,32,36,38,50,60,64,68,70, 92,110,120,124,128,130,170,202,220,230,234,238, 240,312,372,404,422,432,436,440,442,574,684,744, 776,794,804,808,812,814,1056,1258,1368,1428,1460, 1478,1488]