A325721 - cp's OEIS frontend

A325721 Start the sequence with a(1) = 1 and read the digits one by one from there. The sequence is always extended with the sum d + k, d being the digit read and k the number of d digits present so far in the sequence.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	3
12	1
13	5
14	4
15	7
16	6
17	9
18	8
19	11
20	10
21	5
22	6
23	7
24	2
25	8
26	9
27	10
28	4
29	11
30	12
31	8
32	3
33	7
34	9
35	10
36	11
37	5
38	12
39	6
40	11
41	13
42	12
43	4
44	13
45	14
46	9
47	15
48	6
49	10
50	16
51	17
52	18
53	7
54	19
55	7
56	8
57	20
58	8
59	21
60	9
61	14
62	22
63	10
64	11
65	23
66	5
67	24
68	12
69	25
70	12
71	26
72	13
73	13
74	27
75	15
76	14
77	14
78	8
79	6
80	15
81	9
82	28
83	16
84	29
85	10
86	10
87	11
88	30
89	7
90	31
91	32
92	12
93	9
94	11
95	13
96	11

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 3, 1, 5, 4, 7, 6, 9, 8, 11, 10, 5, 6, 7, 2, 8, 9, 10, 4, 11, 12, 8, 3, 7, 9, 10, 11, 5, 12, 6, 11, 13, 12, 4, 13, 14, 9, 15, 6, 10, 16, 17, 18, 7, 19, 7, 8, 20, 8, 21, 9, 14, 22, 10, 11, 23, 5, 24, 12, 25, 12, 26, 13, 13, 27, 15, 14, 14, 8, 6, 15, 9, 28, 16, 29, 10, 10, 11, 30, 7, 31, 32, 12, 9, 11, 13, 11]

cp's OEIS Frontend

A325721 Start the sequence with a(1) = 1 and read the digits one by one from there. The sequence is always extended with the sum d + k, d being the digit read and k the number of d digits present so far in the sequence.

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	3
12	1
13	5
14	4
15	7
16	6
17	9
18	8
19	11
20	10
21	5
22	6
23	7
24	2
25	8
26	9
27	10
28	4
29	11
30	12
31	8
32	3
33	7
34	9
35	10
36	11
37	5
38	12
39	6
40	11
41	13
42	12
43	4
44	13
45	14
46	9
47	15
48	6
49	10
50	16
51	17
52	18
53	7
54	19
55	7
56	8
57	20
58	8
59	21
60	9
61	14
62	22
63	10
64	11
65	23
66	5
67	24
68	12
69	25
70	12
71	26
72	13
73	13
74	27
75	15
76	14
77	14
78	8
79	6
80	15
81	9
82	28
83	16
84	29
85	10
86	10
87	11
88	30
89	7
90	31
91	32
92	12
93	9
94	11
95	13
96	11

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	3
12	1
13	5
14	4
15	7
16	6
17	9
18	8
19	11
20	10
21	5
22	6
23	7
24	2
25	8
26	9
27	10
28	4
29	11
30	12
31	8
32	3
33	7
34	9
35	10
36	11
37	5
38	12
39	6
40	11
41	13
42	12
43	4
44	13
45	14
46	9
47	15
48	6
49	10
50	16
51	17
52	18
53	7
54	19
55	7
56	8
57	20
58	8
59	21
60	9
61	14
62	22
63	10
64	11
65	23
66	5
67	24
68	12
69	25
70	12
71	26
72	13
73	13
74	27
75	15
76	14
77	14
78	8
79	6
80	15
81	9
82	28
83	16
84	29
85	10
86	10
87	11
88	30
89	7
90	31
91	32
92	12
93	9
94	11
95	13
96	11

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	3
12	1
13	5
14	4
15	7
16	6
17	9
18	8
19	11
20	10
21	5
22	6
23	7
24	2
25	8
26	9
27	10
28	4
29	11
30	12
31	8
32	3
33	7
34	9
35	10
36	11
37	5
38	12
39	6
40	11
41	13
42	12
43	4
44	13
45	14
46	9
47	15
48	6
49	10
50	16
51	17
52	18
53	7
54	19
55	7
56	8
57	20
58	8
59	21
60	9
61	14
62	22
63	10
64	11
65	23
66	5
67	24
68	12
69	25
70	12
71	26
72	13
73	13
74	27
75	15
76	14
77	14
78	8
79	6
80	15
81	9
82	28
83	16
84	29
85	10
86	10
87	11
88	30
89	7
90	31
91	32
92	12
93	9
94	11
95	13
96	11