A219637 - cp's OEIS frontend

A219637 Numbers that occur twice in A219641.

n	a(n)
1	0
2	2
3	4
4	7
5	9
6	12
7	14
8	16
9	20
10	22
11	24
12	27
13	29
14	33
15	35
16	37
17	40
18	42
19	45
20	47
21	49
22	54
23	56
24	58
25	61
26	63
27	66
28	68
29	70
30	74
31	76
32	78
33	81
34	83
35	88
36	90
37	92
38	95
39	97
40	100
41	102
42	104
43	108
44	110
45	112
46	115
47	117
48	121
49	123
50	125
51	128
52	130
53	133
54	135
55	137
56	143
57	145
58	147
59	150
60	152
61	155

[0, 2, 4, 7, 9, 12, 14, 16, 20, 22, 24, 27, 29, 33, 35, 37, 40, 42, 45, 47, 49, 54, 56, 58, 61, 63, 66, 68, 70, 74, 76, 78, 81, 83, 88, 90, 92, 95, 97, 100, 102, 104, 108, 110, 112, 115, 117, 121, 123, 125, 128, 130, 133, 135, 137, 143, 145, 147, 150, 152, 155]

cp's OEIS Frontend

A219637 Numbers that occur twice in A219641.

Table of values

List of values

n	a(n)
1	0
2	2
3	4
4	7
5	9
6	12
7	14
8	16
9	20
10	22
11	24
12	27
13	29
14	33
15	35
16	37
17	40
18	42
19	45
20	47
21	49
22	54
23	56
24	58
25	61
26	63
27	66
28	68
29	70
30	74
31	76
32	78
33	81
34	83
35	88
36	90
37	92
38	95
39	97
40	100
41	102
42	104
43	108
44	110
45	112
46	115
47	117
48	121
49	123
50	125
51	128
52	130
53	133
54	135
55	137
56	143
57	145
58	147
59	150
60	152
61	155

n	a(n)
1	0
2	2
3	4
4	7
5	9
6	12
7	14
8	16
9	20
10	22
11	24
12	27
13	29
14	33
15	35
16	37
17	40
18	42
19	45
20	47
21	49
22	54
23	56
24	58
25	61
26	63
27	66
28	68
29	70
30	74
31	76
32	78
33	81
34	83
35	88
36	90
37	92
38	95
39	97
40	100
41	102
42	104
43	108
44	110
45	112
46	115
47	117
48	121
49	123
50	125
51	128
52	130
53	133
54	135
55	137
56	143
57	145
58	147
59	150
60	152
61	155

n	a(n)
1	0
2	2
3	4
4	7
5	9
6	12
7	14
8	16
9	20
10	22
11	24
12	27
13	29
14	33
15	35
16	37
17	40
18	42
19	45
20	47
21	49
22	54
23	56
24	58
25	61
26	63
27	66
28	68
29	70
30	74
31	76
32	78
33	81
34	83
35	88
36	90
37	92
38	95
39	97
40	100
41	102
42	104
43	108
44	110
45	112
46	115
47	117
48	121
49	123
50	125
51	128
52	130
53	133
54	135
55	137
56	143
57	145
58	147
59	150
60	152
61	155