A374049 - cp's OEIS frontend

A374049 Numbers k for which A328846(k) is even, where A328846 is the second Fibonacci based variant of arithmetic derivative.

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	7
7	8
8	9
9	10
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	22
18	24
19	25
20	26
21	28
22	29
23	30
24	32
25	33
26	34
27	36
28	38
29	39
30	40
31	41
32	42
33	44
34	46
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	57
44	58
45	60
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	72
56	74
57	76
58	78
59	79
60	80
61	81
62	82
63	84
64	86
65	88
66	90
67	92
68	93
69	94
70	95
71	96
72	97
73	98
74	100
75	102
76	104
77	105
78	106
79	107
80	108

[0, 1, 2, 4, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 22, 24, 25, 26, 28, 29, 30, 32, 33, 34, 36, 38, 39, 40, 41, 42, 44, 46, 48, 49, 50, 52, 53, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 67, 68, 69, 70, 72, 74, 76, 78, 79, 80, 81, 82, 84, 86, 88, 90, 92, 93, 94, 95, 96, 97, 98, 100, 102, 104, 105, 106, 107, 108]

cp's OEIS Frontend

A374049 Numbers k for which A328846(k) is even, where A328846 is the second Fibonacci based variant of arithmetic derivative.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	7
7	8
8	9
9	10
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	22
18	24
19	25
20	26
21	28
22	29
23	30
24	32
25	33
26	34
27	36
28	38
29	39
30	40
31	41
32	42
33	44
34	46
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	57
44	58
45	60
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	72
56	74
57	76
58	78
59	79
60	80
61	81
62	82
63	84
64	86
65	88
66	90
67	92
68	93
69	94
70	95
71	96
72	97
73	98
74	100
75	102
76	104
77	105
78	106
79	107
80	108

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	7
7	8
8	9
9	10
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	22
18	24
19	25
20	26
21	28
22	29
23	30
24	32
25	33
26	34
27	36
28	38
29	39
30	40
31	41
32	42
33	44
34	46
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	57
44	58
45	60
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	72
56	74
57	76
58	78
59	79
60	80
61	81
62	82
63	84
64	86
65	88
66	90
67	92
68	93
69	94
70	95
71	96
72	97
73	98
74	100
75	102
76	104
77	105
78	106
79	107
80	108

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	7
7	8
8	9
9	10
10	12
11	14
12	15
13	16
14	17
15	18
16	20
17	22
18	24
19	25
20	26
21	28
22	29
23	30
24	32
25	33
26	34
27	36
28	38
29	39
30	40
31	41
32	42
33	44
34	46
35	48
36	49
37	50
38	52
39	53
40	54
41	55
42	56
43	57
44	58
45	60
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	72
56	74
57	76
58	78
59	79
60	80
61	81
62	82
63	84
64	86
65	88
66	90
67	92
68	93
69	94
70	95
71	96
72	97
73	98
74	100
75	102
76	104
77	105
78	106
79	107
80	108