A357171 - cp's OEIS frontend

A357171 a(n) is the number of divisors of n whose digits are in strictly increasing order (A009993).

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

[1, 2, 2, 3, 2, 4, 2, 4, 3, 3, 1, 6, 2, 4, 4, 5, 2, 6, 2, 4, 3, 2, 2, 8, 3, 4, 4, 6, 2, 6, 1, 5, 2, 4, 4, 9, 2, 4, 4, 5, 1, 6, 1, 3, 6, 4, 2, 10, 3, 4, 3, 5, 1, 7, 2, 8, 4, 4, 2, 8, 1, 2, 4, 5, 3, 4, 2, 6, 4, 6, 1, 11, 1, 3, 5, 5, 2, 8, 2, 6, 4, 2, 1, 9, 3, 2, 3, 4, 2, 9, 3, 5, 2, 3, 3, 10, 1, 5, 3, 5]

cp's OEIS Frontend

A357171 a(n) is the number of divisors of n whose digits are in strictly increasing order (A009993).

Table of values

List of values

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

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

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