A331375 - cp's OEIS frontend

A331375 a(n) is the number of times the digit 1 appears in the concatenation of integers from 0 to n, minus the number of times the next most frequent digit appears.

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

[-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 9, 7, 6, 5, 4, 3, 2, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]

cp's OEIS Frontend

A331375 a(n) is the number of times the digit 1 appears in the concatenation of integers from 0 to n, minus the number of times the next most frequent digit appears.

Table of values

List of values

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

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

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