A100806 - cp's OEIS frontend

A100806 a(1) = 1; for n>=2, a(n) = A001221(n)-th positive integer not yet in the sequence.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	16
16	14
17	17
18	19
19	18
20	21
21	22
22	23
23	20
24	25
25	24
26	27
27	26
28	29
29	28
30	32
31	30
32	31
33	34
34	35
35	36
36	37
37	33
38	39
39	40
40	41
41	38
42	44
43	42
44	45
45	46
46	47
47	43
48	49
49	48
50	51
51	52
52	53
53	50
54	55
55	56
56	57
57	58
58	59
59	54
60	62
61	60
62	63
63	64
64	61
65	66
66	68
67	65
68	69
69	70
70	72
71	67
72	73

[1, 2, 3, 4, 5, 7, 6, 8, 9, 11, 10, 13, 12, 15, 16, 14, 17, 19, 18, 21, 22, 23, 20, 25, 24, 27, 26, 29, 28, 32, 30, 31, 34, 35, 36, 37, 33, 39, 40, 41, 38, 44, 42, 45, 46, 47, 43, 49, 48, 51, 52, 53, 50, 55, 56, 57, 58, 59, 54, 62, 60, 63, 64, 61, 66, 68, 65, 69, 70, 72, 67, 73]

cp's OEIS Frontend

A100806 a(1) = 1; for n>=2, a(n) = A001221(n)-th positive integer not yet in the sequence.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	16
16	14
17	17
18	19
19	18
20	21
21	22
22	23
23	20
24	25
25	24
26	27
27	26
28	29
29	28
30	32
31	30
32	31
33	34
34	35
35	36
36	37
37	33
38	39
39	40
40	41
41	38
42	44
43	42
44	45
45	46
46	47
47	43
48	49
49	48
50	51
51	52
52	53
53	50
54	55
55	56
56	57
57	58
58	59
59	54
60	62
61	60
62	63
63	64
64	61
65	66
66	68
67	65
68	69
69	70
70	72
71	67
72	73

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	16
16	14
17	17
18	19
19	18
20	21
21	22
22	23
23	20
24	25
25	24
26	27
27	26
28	29
29	28
30	32
31	30
32	31
33	34
34	35
35	36
36	37
37	33
38	39
39	40
40	41
41	38
42	44
43	42
44	45
45	46
46	47
47	43
48	49
49	48
50	51
51	52
52	53
53	50
54	55
55	56
56	57
57	58
58	59
59	54
60	62
61	60
62	63
63	64
64	61
65	66
66	68
67	65
68	69
69	70
70	72
71	67
72	73

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	16
16	14
17	17
18	19
19	18
20	21
21	22
22	23
23	20
24	25
25	24
26	27
27	26
28	29
29	28
30	32
31	30
32	31
33	34
34	35
35	36
36	37
37	33
38	39
39	40
40	41
41	38
42	44
43	42
44	45
45	46
46	47
47	43
48	49
49	48
50	51
51	52
52	53
53	50
54	55
55	56
56	57
57	58
58	59
59	54
60	62
61	60
62	63
63	64
64	61
65	66
66	68
67	65
68	69
69	70
70	72
71	67
72	73