A249068 - cp's OEIS frontend

A249068 a(n+1) gives the number of occurrences of the last digit of a(n) in octal base so far, up to and including a(n), with a(0)=0.

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	1
9	5
10	1
11	6
12	1
13	7
14	1
15	8
16	2
17	2
18	3
19	2
20	4
21	2
22	5
23	2
24	6
25	2
26	7
27	2
28	8
29	3
30	3
31	4
32	3
33	5
34	3
35	6
36	3
37	7
38	3
39	8
40	4
41	4
42	5
43	4
44	6
45	4
46	7
47	4
48	8
49	5
50	5
51	6
52	5
53	7
54	5
55	8
56	6
57	6
58	7
59	6
60	8
61	7
62	7
63	8
64	8
65	9
66	18
67	10
68	11
69	9
70	22
71	9
72	24
73	10
74	13
75	9
76	28
77	9
78	30
79	10
80	14
81	11
82	13
83	10
84	15
85	9
86	38
87	12
88	11
89	14
90	13
91	11
92	15

[0, 1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 2, 2, 3, 2, 4, 2, 5, 2, 6, 2, 7, 2, 8, 3, 3, 4, 3, 5, 3, 6, 3, 7, 3, 8, 4, 4, 5, 4, 6, 4, 7, 4, 8, 5, 5, 6, 5, 7, 5, 8, 6, 6, 7, 6, 8, 7, 7, 8, 8, 9, 18, 10, 11, 9, 22, 9, 24, 10, 13, 9, 28, 9, 30, 10, 14, 11, 13, 10, 15, 9, 38, 12, 11, 14, 13, 11, 15]

cp's OEIS Frontend

A249068 a(n+1) gives the number of occurrences of the last digit of a(n) in octal base so far, up to and including a(n), with a(0)=0.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	1
9	5
10	1
11	6
12	1
13	7
14	1
15	8
16	2
17	2
18	3
19	2
20	4
21	2
22	5
23	2
24	6
25	2
26	7
27	2
28	8
29	3
30	3
31	4
32	3
33	5
34	3
35	6
36	3
37	7
38	3
39	8
40	4
41	4
42	5
43	4
44	6
45	4
46	7
47	4
48	8
49	5
50	5
51	6
52	5
53	7
54	5
55	8
56	6
57	6
58	7
59	6
60	8
61	7
62	7
63	8
64	8
65	9
66	18
67	10
68	11
69	9
70	22
71	9
72	24
73	10
74	13
75	9
76	28
77	9
78	30
79	10
80	14
81	11
82	13
83	10
84	15
85	9
86	38
87	12
88	11
89	14
90	13
91	11
92	15

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	1
9	5
10	1
11	6
12	1
13	7
14	1
15	8
16	2
17	2
18	3
19	2
20	4
21	2
22	5
23	2
24	6
25	2
26	7
27	2
28	8
29	3
30	3
31	4
32	3
33	5
34	3
35	6
36	3
37	7
38	3
39	8
40	4
41	4
42	5
43	4
44	6
45	4
46	7
47	4
48	8
49	5
50	5
51	6
52	5
53	7
54	5
55	8
56	6
57	6
58	7
59	6
60	8
61	7
62	7
63	8
64	8
65	9
66	18
67	10
68	11
69	9
70	22
71	9
72	24
73	10
74	13
75	9
76	28
77	9
78	30
79	10
80	14
81	11
82	13
83	10
84	15
85	9
86	38
87	12
88	11
89	14
90	13
91	11
92	15

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	1
7	4
8	1
9	5
10	1
11	6
12	1
13	7
14	1
15	8
16	2
17	2
18	3
19	2
20	4
21	2
22	5
23	2
24	6
25	2
26	7
27	2
28	8
29	3
30	3
31	4
32	3
33	5
34	3
35	6
36	3
37	7
38	3
39	8
40	4
41	4
42	5
43	4
44	6
45	4
46	7
47	4
48	8
49	5
50	5
51	6
52	5
53	7
54	5
55	8
56	6
57	6
58	7
59	6
60	8
61	7
62	7
63	8
64	8
65	9
66	18
67	10
68	11
69	9
70	22
71	9
72	24
73	10
74	13
75	9
76	28
77	9
78	30
79	10
80	14
81	11
82	13
83	10
84	15
85	9
86	38
87	12
88	11
89	14
90	13
91	11
92	15