A298746 - cp's OEIS frontend

A298746 Numbers n whose base-2 representation can be written as the concatenation of the base-2 representations of a list of prime numbers, allowing leading zeros.

n	a(n)
1	2
2	3
3	5
4	7
5	10
6	11
7	13
8	14
9	15
10	17
11	18
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	30
20	31
21	34
22	35
23	37
24	39
25	41
26	42
27	43
28	45
29	46
30	47
31	50
32	51
33	53
34	54
35	55
36	58
37	59
38	61
39	62
40	63
41	66
42	67
43	69
44	70
45	71
46	73
47	74
48	75
49	77
50	78
51	79
52	81
53	82
54	83
55	85
56	86
57	87
58	89
59	90
60	91
61	93
62	94
63	95
64	97
65	98
66	99
67	101
68	103
69	106
70	107
71	109
72	110
73	111
74	113
75	114
76	115
77	117
78	118

[2, 3, 5, 7, 10, 11, 13, 14, 15, 17, 18, 19, 21, 22, 23, 26, 27, 29, 30, 31, 34, 35, 37, 39, 41, 42, 43, 45, 46, 47, 50, 51, 53, 54, 55, 58, 59, 61, 62, 63, 66, 67, 69, 70, 71, 73, 74, 75, 77, 78, 79, 81, 82, 83, 85, 86, 87, 89, 90, 91, 93, 94, 95, 97, 98, 99, 101, 103, 106, 107, 109, 110, 111, 113, 114, 115, 117, 118]

cp's OEIS Frontend

A298746 Numbers n whose base-2 representation can be written as the concatenation of the base-2 representations of a list of prime numbers, allowing leading zeros.

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	7
5	10
6	11
7	13
8	14
9	15
10	17
11	18
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	30
20	31
21	34
22	35
23	37
24	39
25	41
26	42
27	43
28	45
29	46
30	47
31	50
32	51
33	53
34	54
35	55
36	58
37	59
38	61
39	62
40	63
41	66
42	67
43	69
44	70
45	71
46	73
47	74
48	75
49	77
50	78
51	79
52	81
53	82
54	83
55	85
56	86
57	87
58	89
59	90
60	91
61	93
62	94
63	95
64	97
65	98
66	99
67	101
68	103
69	106
70	107
71	109
72	110
73	111
74	113
75	114
76	115
77	117
78	118

n	a(n)
1	2
2	3
3	5
4	7
5	10
6	11
7	13
8	14
9	15
10	17
11	18
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	30
20	31
21	34
22	35
23	37
24	39
25	41
26	42
27	43
28	45
29	46
30	47
31	50
32	51
33	53
34	54
35	55
36	58
37	59
38	61
39	62
40	63
41	66
42	67
43	69
44	70
45	71
46	73
47	74
48	75
49	77
50	78
51	79
52	81
53	82
54	83
55	85
56	86
57	87
58	89
59	90
60	91
61	93
62	94
63	95
64	97
65	98
66	99
67	101
68	103
69	106
70	107
71	109
72	110
73	111
74	113
75	114
76	115
77	117
78	118

n	a(n)
1	2
2	3
3	5
4	7
5	10
6	11
7	13
8	14
9	15
10	17
11	18
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	30
20	31
21	34
22	35
23	37
24	39
25	41
26	42
27	43
28	45
29	46
30	47
31	50
32	51
33	53
34	54
35	55
36	58
37	59
38	61
39	62
40	63
41	66
42	67
43	69
44	70
45	71
46	73
47	74
48	75
49	77
50	78
51	79
52	81
53	82
54	83
55	85
56	86
57	87
58	89
59	90
60	91
61	93
62	94
63	95
64	97
65	98
66	99
67	101
68	103
69	106
70	107
71	109
72	110
73	111
74	113
75	114
76	115
77	117
78	118