A377994 - cp's OEIS frontend

A377994 Numbers k such that k + PrimePi(k) is odd.

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	9
7	12
8	13
9	15
10	18
11	19
12	21
13	24
14	26
15	28
16	29
17	32
18	34
19	36
20	37
21	39
22	42
23	43
24	45
25	48
26	50
27	52
28	53
29	55
30	57
31	60
32	61
33	63
34	65
35	68
36	70
37	71
38	74
39	76
40	78
41	79
42	81
43	84
44	86
45	88
46	89
47	91
48	93
49	95
50	98
51	100
52	101
53	104
54	106
55	107
56	110
57	112
58	113
59	115
60	117
61	119
62	121
63	123
64	125

[1, 2, 3, 6, 7, 9, 12, 13, 15, 18, 19, 21, 24, 26, 28, 29, 32, 34, 36, 37, 39, 42, 43, 45, 48, 50, 52, 53, 55, 57, 60, 61, 63, 65, 68, 70, 71, 74, 76, 78, 79, 81, 84, 86, 88, 89, 91, 93, 95, 98, 100, 101, 104, 106, 107, 110, 112, 113, 115, 117, 119, 121, 123, 125]

cp's OEIS Frontend

A377994 Numbers k such that k + PrimePi(k) is odd.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	9
7	12
8	13
9	15
10	18
11	19
12	21
13	24
14	26
15	28
16	29
17	32
18	34
19	36
20	37
21	39
22	42
23	43
24	45
25	48
26	50
27	52
28	53
29	55
30	57
31	60
32	61
33	63
34	65
35	68
36	70
37	71
38	74
39	76
40	78
41	79
42	81
43	84
44	86
45	88
46	89
47	91
48	93
49	95
50	98
51	100
52	101
53	104
54	106
55	107
56	110
57	112
58	113
59	115
60	117
61	119
62	121
63	123
64	125

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	9
7	12
8	13
9	15
10	18
11	19
12	21
13	24
14	26
15	28
16	29
17	32
18	34
19	36
20	37
21	39
22	42
23	43
24	45
25	48
26	50
27	52
28	53
29	55
30	57
31	60
32	61
33	63
34	65
35	68
36	70
37	71
38	74
39	76
40	78
41	79
42	81
43	84
44	86
45	88
46	89
47	91
48	93
49	95
50	98
51	100
52	101
53	104
54	106
55	107
56	110
57	112
58	113
59	115
60	117
61	119
62	121
63	123
64	125

n	a(n)
1	1
2	2
3	3
4	6
5	7
6	9
7	12
8	13
9	15
10	18
11	19
12	21
13	24
14	26
15	28
16	29
17	32
18	34
19	36
20	37
21	39
22	42
23	43
24	45
25	48
26	50
27	52
28	53
29	55
30	57
31	60
32	61
33	63
34	65
35	68
36	70
37	71
38	74
39	76
40	78
41	79
42	81
43	84
44	86
45	88
46	89
47	91
48	93
49	95
50	98
51	100
52	101
53	104
54	106
55	107
56	110
57	112
58	113
59	115
60	117
61	119
62	121
63	123
64	125