A053830 - cp's OEIS frontend

A053830 Sum of digits of (n written in base 9).

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	1
10	2
11	3
12	4
13	5
14	6
15	7
16	8
17	9
18	2
19	3
20	4
21	5
22	6
23	7
24	8
25	9
26	10
27	3
28	4
29	5
30	6
31	7
32	8
33	9
34	10
35	11
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	5
46	6
47	7
48	8
49	9
50	10
51	11
52	12
53	13
54	6
55	7
56	8
57	9
58	10
59	11
60	12
61	13
62	14
63	7
64	8
65	9
66	10
67	11
68	12
69	13
70	14
71	15
72	8
73	9
74	10
75	11
76	12
77	13
78	14
79	15
80	16
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	8
89	9

[0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5, 6, 7, 8, 9, 10, 3, 4, 5, 6, 7, 8, 9, 10, 11, 4, 5, 6, 7, 8, 9, 10, 11, 12, 5, 6, 7, 8, 9, 10, 11, 12, 13, 6, 7, 8, 9, 10, 11, 12, 13, 14, 7, 8, 9, 10, 11, 12, 13, 14, 15, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 2, 3, 4, 5, 6, 7, 8, 9]

cp's OEIS Frontend

A053830 Sum of digits of (n written in base 9).

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	1
10	2
11	3
12	4
13	5
14	6
15	7
16	8
17	9
18	2
19	3
20	4
21	5
22	6
23	7
24	8
25	9
26	10
27	3
28	4
29	5
30	6
31	7
32	8
33	9
34	10
35	11
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	5
46	6
47	7
48	8
49	9
50	10
51	11
52	12
53	13
54	6
55	7
56	8
57	9
58	10
59	11
60	12
61	13
62	14
63	7
64	8
65	9
66	10
67	11
68	12
69	13
70	14
71	15
72	8
73	9
74	10
75	11
76	12
77	13
78	14
79	15
80	16
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	8
89	9

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	1
10	2
11	3
12	4
13	5
14	6
15	7
16	8
17	9
18	2
19	3
20	4
21	5
22	6
23	7
24	8
25	9
26	10
27	3
28	4
29	5
30	6
31	7
32	8
33	9
34	10
35	11
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	5
46	6
47	7
48	8
49	9
50	10
51	11
52	12
53	13
54	6
55	7
56	8
57	9
58	10
59	11
60	12
61	13
62	14
63	7
64	8
65	9
66	10
67	11
68	12
69	13
70	14
71	15
72	8
73	9
74	10
75	11
76	12
77	13
78	14
79	15
80	16
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	8
89	9

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	1
10	2
11	3
12	4
13	5
14	6
15	7
16	8
17	9
18	2
19	3
20	4
21	5
22	6
23	7
24	8
25	9
26	10
27	3
28	4
29	5
30	6
31	7
32	8
33	9
34	10
35	11
36	4
37	5
38	6
39	7
40	8
41	9
42	10
43	11
44	12
45	5
46	6
47	7
48	8
49	9
50	10
51	11
52	12
53	13
54	6
55	7
56	8
57	9
58	10
59	11
60	12
61	13
62	14
63	7
64	8
65	9
66	10
67	11
68	12
69	13
70	14
71	15
72	8
73	9
74	10
75	11
76	12
77	13
78	14
79	15
80	16
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	8
89	9