A308232 - cp's OEIS frontend

A308232 Start the sequence with a(1) = 1 and read the digits one by one from there. The sequence is always extended with the concatenation kd, d being the digit that was read and k the number of d's present so far in the sequence.

n	a(n)
1	1
2	11
3	21
4	31
5	12
6	41
7	13
8	51
9	61
10	22
11	14
12	71
13	81
14	23
15	15
16	91
17	16
18	101
19	32
20	42
21	111
22	24
23	17
24	121
25	18
26	131
27	52
28	33
29	141
30	25
31	19
32	151
33	161
34	26
35	171
36	10
37	181
38	43
39	62
40	34
41	72
42	191
43	201
44	211
45	82
46	44
47	221
48	27
49	231
50	92
51	241
52	251
53	28
54	261
55	53
56	271
57	35
58	102
59	63
60	73
61	281
62	54
63	291
64	112
65	45
66	301
67	29
68	311
69	55
70	321
71	331
72	36
73	341
74	122
75	46
76	351

[1, 11, 21, 31, 12, 41, 13, 51, 61, 22, 14, 71, 81, 23, 15, 91, 16, 101, 32, 42, 111, 24, 17, 121, 18, 131, 52, 33, 141, 25, 19, 151, 161, 26, 171, 10, 181, 43, 62, 34, 72, 191, 201, 211, 82, 44, 221, 27, 231, 92, 241, 251, 28, 261, 53, 271, 35, 102, 63, 73, 281, 54, 291, 112, 45, 301, 29, 311, 55, 321, 331, 36, 341, 122, 46, 351]

cp's OEIS Frontend

A308232 Start the sequence with a(1) = 1 and read the digits one by one from there. The sequence is always extended with the concatenation kd, d being the digit that was read and k the number of d's present so far in the sequence.

Table of values

List of values

n	a(n)
1	1
2	11
3	21
4	31
5	12
6	41
7	13
8	51
9	61
10	22
11	14
12	71
13	81
14	23
15	15
16	91
17	16
18	101
19	32
20	42
21	111
22	24
23	17
24	121
25	18
26	131
27	52
28	33
29	141
30	25
31	19
32	151
33	161
34	26
35	171
36	10
37	181
38	43
39	62
40	34
41	72
42	191
43	201
44	211
45	82
46	44
47	221
48	27
49	231
50	92
51	241
52	251
53	28
54	261
55	53
56	271
57	35
58	102
59	63
60	73
61	281
62	54
63	291
64	112
65	45
66	301
67	29
68	311
69	55
70	321
71	331
72	36
73	341
74	122
75	46
76	351

n	a(n)
1	1
2	11
3	21
4	31
5	12
6	41
7	13
8	51
9	61
10	22
11	14
12	71
13	81
14	23
15	15
16	91
17	16
18	101
19	32
20	42
21	111
22	24
23	17
24	121
25	18
26	131
27	52
28	33
29	141
30	25
31	19
32	151
33	161
34	26
35	171
36	10
37	181
38	43
39	62
40	34
41	72
42	191
43	201
44	211
45	82
46	44
47	221
48	27
49	231
50	92
51	241
52	251
53	28
54	261
55	53
56	271
57	35
58	102
59	63
60	73
61	281
62	54
63	291
64	112
65	45
66	301
67	29
68	311
69	55
70	321
71	331
72	36
73	341
74	122
75	46
76	351

n	a(n)
1	1
2	11
3	21
4	31
5	12
6	41
7	13
8	51
9	61
10	22
11	14
12	71
13	81
14	23
15	15
16	91
17	16
18	101
19	32
20	42
21	111
22	24
23	17
24	121
25	18
26	131
27	52
28	33
29	141
30	25
31	19
32	151
33	161
34	26
35	171
36	10
37	181
38	43
39	62
40	34
41	72
42	191
43	201
44	211
45	82
46	44
47	221
48	27
49	231
50	92
51	241
52	251
53	28
54	261
55	53
56	271
57	35
58	102
59	63
60	73
61	281
62	54
63	291
64	112
65	45
66	301
67	29
68	311
69	55
70	321
71	331
72	36
73	341
74	122
75	46
76	351