A210445 - cp's OEIS frontend

A210445 Least positive integer k with k*n practical.

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

[1, 1, 2, 1, 4, 1, 4, 1, 2, 2, 6, 1, 6, 2, 2, 1, 12, 1, 12, 1, 2, 3, 12, 1, 4, 3, 2, 1, 12, 1, 16, 1, 2, 6, 4, 1, 18, 6, 2, 1, 20, 1, 20, 2, 2, 6, 24, 1, 4, 2, 4, 2, 24, 1, 4, 1, 4, 6, 24, 1, 24, 8, 2, 1, 4, 1, 30, 3, 4, 2, 30, 1, 30, 9, 2, 3, 4, 1, 36, 1, 2, 10, 36, 1, 4, 10, 4, 1, 36, 1, 4, 3, 6, 12, 4, 1, 42, 2, 2, 1]

cp's OEIS Frontend

A210445 Least positive integer k with k*n practical.

Table of values

List of values

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

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

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