A263443 - cp's OEIS frontend

A263443 A self-describing sequence: when the sequence is read as a string of decimal digits, a(n) gives the starting position of an occurrence of n. This sequence is the lexicographically earliest one with this property.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	14
12	1
13	17
14	130
15	21
16	50
17	15
18	28
19	180
20	33
21	20
22	37
23	2
24	200
25	42
26	52
27	47
28	270
29	162
30	60
31	57
32	310
33	300
34	3
35	66
36	350
37	35
38	73
39	380
40	78
41	400
42	41
43	84
44	302
45	4
46	91
47	460
48	96
49	480
50	22
51	104
52	510
53	110
54	530
55	115
56	5
57	55
58	122
59	580
60	53
61	132
62	146
63	136

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 1, 17, 130, 21, 50, 15, 28, 180, 33, 20, 37, 2, 200, 42, 52, 47, 270, 162, 60, 57, 310, 300, 3, 66, 350, 35, 73, 380, 78, 400, 41, 84, 302, 4, 91, 460, 96, 480, 22, 104, 510, 110, 530, 115, 5, 55, 122, 580, 53, 132, 146, 136]

cp's OEIS Frontend

A263443 A self-describing sequence: when the sequence is read as a string of decimal digits, a(n) gives the starting position of an occurrence of n. This sequence is the lexicographically earliest one with this property.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	14
12	1
13	17
14	130
15	21
16	50
17	15
18	28
19	180
20	33
21	20
22	37
23	2
24	200
25	42
26	52
27	47
28	270
29	162
30	60
31	57
32	310
33	300
34	3
35	66
36	350
37	35
38	73
39	380
40	78
41	400
42	41
43	84
44	302
45	4
46	91
47	460
48	96
49	480
50	22
51	104
52	510
53	110
54	530
55	115
56	5
57	55
58	122
59	580
60	53
61	132
62	146
63	136

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	14
12	1
13	17
14	130
15	21
16	50
17	15
18	28
19	180
20	33
21	20
22	37
23	2
24	200
25	42
26	52
27	47
28	270
29	162
30	60
31	57
32	310
33	300
34	3
35	66
36	350
37	35
38	73
39	380
40	78
41	400
42	41
43	84
44	302
45	4
46	91
47	460
48	96
49	480
50	22
51	104
52	510
53	110
54	530
55	115
56	5
57	55
58	122
59	580
60	53
61	132
62	146
63	136

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	14
12	1
13	17
14	130
15	21
16	50
17	15
18	28
19	180
20	33
21	20
22	37
23	2
24	200
25	42
26	52
27	47
28	270
29	162
30	60
31	57
32	310
33	300
34	3
35	66
36	350
37	35
38	73
39	380
40	78
41	400
42	41
43	84
44	302
45	4
46	91
47	460
48	96
49	480
50	22
51	104
52	510
53	110
54	530
55	115
56	5
57	55
58	122
59	580
60	53
61	132
62	146
63	136