A004515 - OEIS

A004515 as a simple table

n	a(n)
0	0
1	2
2	4
3	1
4	3
5	10
6	12
7	14
8	11
9	13
10	20
11	22
12	24
13	21
14	23
15	5
16	7
17	9
18	6
19	8
20	15
21	17
22	19
23	16
24	18
25	50
26	52
27	54
28	51
29	53
30	60
31	62
32	64
33	61
34	63
35	70
36	72
37	74
38	71
39	73
40	55
41	57
42	59
43	56
44	58
45	65
46	67
47	69
48	66
49	68
50	100
51	102
52	104
53	101
54	103
55	110

[0,2,4,1,3,10,12,14,11,13,20,22,24,21,23,5,7,9,6, 8,15,17,19,16,18,50,52,54,51,53,60,62,64,61,63,70, 72,74,71,73,55,57,59,56,58,65,67,69,66,68,100,102, 104,101,103,110]

n	a(n)
0	0
1	2
2	4
3	1
4	3
5	10
6	12
7	14
8	11
9	13
10	20
11	22
12	24
13	21
14	23
15	5
16	7
17	9
18	6
19	8
20	15
21	17
22	19
23	16
24	18
25	50
26	52
27	54
28	51
29	53
30	60
31	62
32	64
33	61
34	63
35	70
36	72
37	74
38	71
39	73
40	55
41	57
42	59
43	56
44	58
45	65
46	67
47	69
48	66
49	68
50	100
51	102
52	104
53	101
54	103
55	110

n	a(n)
0	0
1	2
2	4
3	1
4	3
5	10
6	12
7	14
8	11
9	13
10	20
11	22
12	24
13	21
14	23
15	5
16	7
17	9
18	6
19	8
20	15
21	17
22	19
23	16
24	18
25	50
26	52
27	54
28	51
29	53
30	60
31	62
32	64
33	61
34	63
35	70
36	72
37	74
38	71
39	73
40	55
41	57
42	59
43	56
44	58
45	65
46	67
47	69
48	66
49	68
50	100
51	102
52	104
53	101
54	103
55	110

n	a(n)
0	0
1	2
2	4
3	1
4	3
5	10
6	12
7	14
8	11
9	13
10	20
11	22
12	24
13	21
14	23
15	5
16	7
17	9
18	6
19	8
20	15
21	17
22	19
23	16
24	18
25	50
26	52
27	54
28	51
29	53
30	60
31	62
32	64
33	61
34	63
35	70
36	72
37	74
38	71
39	73
40	55
41	57
42	59
43	56
44	58
45	65
46	67
47	69
48	66
49	68
50	100
51	102
52	104
53	101
54	103
55	110