A083890 - cp's OEIS frontend

A083890 Number of divisors of n with largest digit = 3 (base 10).

n	a(n)
1	0
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	1
10	0
11	0
12	1
13	1
14	0
15	1
16	0
17	0
18	1
19	0
20	0
21	1
22	0
23	1
24	1
25	0
26	1
27	1
28	0
29	0
30	2
31	1
32	1
33	2
34	0
35	0
36	1
37	0
38	0
39	2
40	0
41	0
42	1
43	0
44	0
45	1
46	1
47	0
48	1
49	0
50	0
51	1
52	1
53	0
54	1
55	0
56	0
57	1
58	0
59	0
60	2
61	0
62	1
63	1
64	1
65	1
66	2
67	0
68	0
69	2
70	0
71	0
72	1
73	0
74	0
75	1
76	0
77	0
78	2
79	0
80	0
81	1
82	0
83	0
84	1
85	0
86	0
87	1
88	0
89	0
90	2
91	1
92	1
93	2
94	0
95	0
96	2
97	0
98	0
99	2
100	0
101	0
102	1
103	1
104	1
105	1

[0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 2, 1, 1, 2, 0, 0, 1, 0, 0, 2, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 2, 0, 1, 1, 1, 1, 2, 0, 0, 2, 0, 0, 1, 0, 0, 1, 0, 0, 2, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 2, 1, 1, 2, 0, 0, 2, 0, 0, 2, 0, 0, 1, 1, 1, 1]

cp's OEIS Frontend

A083890 Number of divisors of n with largest digit = 3 (base 10).

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	1
10	0
11	0
12	1
13	1
14	0
15	1
16	0
17	0
18	1
19	0
20	0
21	1
22	0
23	1
24	1
25	0
26	1
27	1
28	0
29	0
30	2
31	1
32	1
33	2
34	0
35	0
36	1
37	0
38	0
39	2
40	0
41	0
42	1
43	0
44	0
45	1
46	1
47	0
48	1
49	0
50	0
51	1
52	1
53	0
54	1
55	0
56	0
57	1
58	0
59	0
60	2
61	0
62	1
63	1
64	1
65	1
66	2
67	0
68	0
69	2
70	0
71	0
72	1
73	0
74	0
75	1
76	0
77	0
78	2
79	0
80	0
81	1
82	0
83	0
84	1
85	0
86	0
87	1
88	0
89	0
90	2
91	1
92	1
93	2
94	0
95	0
96	2
97	0
98	0
99	2
100	0
101	0
102	1
103	1
104	1
105	1

n	a(n)
1	0
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	1
10	0
11	0
12	1
13	1
14	0
15	1
16	0
17	0
18	1
19	0
20	0
21	1
22	0
23	1
24	1
25	0
26	1
27	1
28	0
29	0
30	2
31	1
32	1
33	2
34	0
35	0
36	1
37	0
38	0
39	2
40	0
41	0
42	1
43	0
44	0
45	1
46	1
47	0
48	1
49	0
50	0
51	1
52	1
53	0
54	1
55	0
56	0
57	1
58	0
59	0
60	2
61	0
62	1
63	1
64	1
65	1
66	2
67	0
68	0
69	2
70	0
71	0
72	1
73	0
74	0
75	1
76	0
77	0
78	2
79	0
80	0
81	1
82	0
83	0
84	1
85	0
86	0
87	1
88	0
89	0
90	2
91	1
92	1
93	2
94	0
95	0
96	2
97	0
98	0
99	2
100	0
101	0
102	1
103	1
104	1
105	1

n	a(n)
1	0
2	0
3	1
4	0
5	0
6	1
7	0
8	0
9	1
10	0
11	0
12	1
13	1
14	0
15	1
16	0
17	0
18	1
19	0
20	0
21	1
22	0
23	1
24	1
25	0
26	1
27	1
28	0
29	0
30	2
31	1
32	1
33	2
34	0
35	0
36	1
37	0
38	0
39	2
40	0
41	0
42	1
43	0
44	0
45	1
46	1
47	0
48	1
49	0
50	0
51	1
52	1
53	0
54	1
55	0
56	0
57	1
58	0
59	0
60	2
61	0
62	1
63	1
64	1
65	1
66	2
67	0
68	0
69	2
70	0
71	0
72	1
73	0
74	0
75	1
76	0
77	0
78	2
79	0
80	0
81	1
82	0
83	0
84	1
85	0
86	0
87	1
88	0
89	0
90	2
91	1
92	1
93	2
94	0
95	0
96	2
97	0
98	0
99	2
100	0
101	0
102	1
103	1
104	1
105	1