A350576 - OEIS

A350576 as a simple table

n	a(n)
1	0
2	-1
3	2
4	0
5	4
6	-1
7	6
8	2
9	8
10	3
11	10
12	-1
13	12
14	5
15	14
16	6
17	16
18	3
19	18
20	8
21	20
22	9
23	22
24	2
25	24
26	11
27	26
28	12
29	28
30	7
31	30
32	14
33	32
34	15
35	34
36	5
37	36
38	17
39	38
40	18
41	40
42	11
43	42
44	20
45	44
46	21
47	46
48	8
49	48
50	23
51	50
52	24
53	52
54	15
55	54
56	26
57	56
58	27
59	58
60	4
61	60
62	29
63	62
64	30
65	64
66	19
67	66
68	32
69	68
70	33
71	70
72	14
73	72
74	35
75	74

[0,-1,2,0,4,-1,6,2,8,3,10,-1,12,5,14,6,16,3,18,8, 20,9,22,2,24,11,26,12,28,7,30,14,32,15,34,5,36,17, 38,18,40,11,42,20,44,21,46,8,48,23,50,24,52,15,54, 26,56,27,58,4,60,29,62,30,64,19,66,32,68,33,70,14, 72,35,74]

n	a(n)
1	0
2	-1
3	2
4	0
5	4
6	-1
7	6
8	2
9	8
10	3
11	10
12	-1
13	12
14	5
15	14
16	6
17	16
18	3
19	18
20	8
21	20
22	9
23	22
24	2
25	24
26	11
27	26
28	12
29	28
30	7
31	30
32	14
33	32
34	15
35	34
36	5
37	36
38	17
39	38
40	18
41	40
42	11
43	42
44	20
45	44
46	21
47	46
48	8
49	48
50	23
51	50
52	24
53	52
54	15
55	54
56	26
57	56
58	27
59	58
60	4
61	60
62	29
63	62
64	30
65	64
66	19
67	66
68	32
69	68
70	33
71	70
72	14
73	72
74	35
75	74

n	a(n)
1	0
2	-1
3	2
4	0
5	4
6	-1
7	6
8	2
9	8
10	3
11	10
12	-1
13	12
14	5
15	14
16	6
17	16
18	3
19	18
20	8
21	20
22	9
23	22
24	2
25	24
26	11
27	26
28	12
29	28
30	7
31	30
32	14
33	32
34	15
35	34
36	5
37	36
38	17
39	38
40	18
41	40
42	11
43	42
44	20
45	44
46	21
47	46
48	8
49	48
50	23
51	50
52	24
53	52
54	15
55	54
56	26
57	56
58	27
59	58
60	4
61	60
62	29
63	62
64	30
65	64
66	19
67	66
68	32
69	68
70	33
71	70
72	14
73	72
74	35
75	74

n	a(n)
1	0
2	-1
3	2
4	0
5	4
6	-1
7	6
8	2
9	8
10	3
11	10
12	-1
13	12
14	5
15	14
16	6
17	16
18	3
19	18
20	8
21	20
22	9
23	22
24	2
25	24
26	11
27	26
28	12
29	28
30	7
31	30
32	14
33	32
34	15
35	34
36	5
37	36
38	17
39	38
40	18
41	40
42	11
43	42
44	20
45	44
46	21
47	46
48	8
49	48
50	23
51	50
52	24
53	52
54	15
55	54
56	26
57	56
58	27
59	58
60	4
61	60
62	29
63	62
64	30
65	64
66	19
67	66
68	32
69	68
70	33
71	70
72	14
73	72
74	35
75	74