A241143 - cp's OEIS frontend

A241143 Numbers n such that n and 7n share at least one digit.

n	a(n)
1	5
2	10
3	13
4	15
5	16
6	17
7	18
8	19
9	20
10	21
11	25
12	26
13	29
14	30
15	31
16	32
17	33
18	34
19	35
20	39
21	40
22	42
23	43
24	45
25	49
26	50
27	51
28	53
29	55
30	60
31	64
32	65
33	66
34	67
35	68
36	70
37	71
38	75
39	80
40	83
41	84
42	85
43	86
44	90
45	95
46	96
47	97
48	98
49	99
50	100
51	101
52	102
53	103
54	105
55	107
56	110
57	113
58	115
59	116
60	117
61	118
62	120
63	123
64	125
65	126
66	128
67	129
68	130
69	131
70	132
71	133
72	134
73	135
74	139
75	140

[5, 10, 13, 15, 16, 17, 18, 19, 20, 21, 25, 26, 29, 30, 31, 32, 33, 34, 35, 39, 40, 42, 43, 45, 49, 50, 51, 53, 55, 60, 64, 65, 66, 67, 68, 70, 71, 75, 80, 83, 84, 85, 86, 90, 95, 96, 97, 98, 99, 100, 101, 102, 103, 105, 107, 110, 113, 115, 116, 117, 118, 120, 123, 125, 126, 128, 129, 130, 131, 132, 133, 134, 135, 139, 140]

cp's OEIS Frontend

A241143 Numbers n such that n and 7n share at least one digit.

Table of values

List of values

n	a(n)
1	5
2	10
3	13
4	15
5	16
6	17
7	18
8	19
9	20
10	21
11	25
12	26
13	29
14	30
15	31
16	32
17	33
18	34
19	35
20	39
21	40
22	42
23	43
24	45
25	49
26	50
27	51
28	53
29	55
30	60
31	64
32	65
33	66
34	67
35	68
36	70
37	71
38	75
39	80
40	83
41	84
42	85
43	86
44	90
45	95
46	96
47	97
48	98
49	99
50	100
51	101
52	102
53	103
54	105
55	107
56	110
57	113
58	115
59	116
60	117
61	118
62	120
63	123
64	125
65	126
66	128
67	129
68	130
69	131
70	132
71	133
72	134
73	135
74	139
75	140

n	a(n)
1	5
2	10
3	13
4	15
5	16
6	17
7	18
8	19
9	20
10	21
11	25
12	26
13	29
14	30
15	31
16	32
17	33
18	34
19	35
20	39
21	40
22	42
23	43
24	45
25	49
26	50
27	51
28	53
29	55
30	60
31	64
32	65
33	66
34	67
35	68
36	70
37	71
38	75
39	80
40	83
41	84
42	85
43	86
44	90
45	95
46	96
47	97
48	98
49	99
50	100
51	101
52	102
53	103
54	105
55	107
56	110
57	113
58	115
59	116
60	117
61	118
62	120
63	123
64	125
65	126
66	128
67	129
68	130
69	131
70	132
71	133
72	134
73	135
74	139
75	140

n	a(n)
1	5
2	10
3	13
4	15
5	16
6	17
7	18
8	19
9	20
10	21
11	25
12	26
13	29
14	30
15	31
16	32
17	33
18	34
19	35
20	39
21	40
22	42
23	43
24	45
25	49
26	50
27	51
28	53
29	55
30	60
31	64
32	65
33	66
34	67
35	68
36	70
37	71
38	75
39	80
40	83
41	84
42	85
43	86
44	90
45	95
46	96
47	97
48	98
49	99
50	100
51	101
52	102
53	103
54	105
55	107
56	110
57	113
58	115
59	116
60	117
61	118
62	120
63	123
64	125
65	126
66	128
67	129
68	130
69	131
70	132
71	133
72	134
73	135
74	139
75	140