A221914 - cp's OEIS frontend

A221914 Array of products of the list entries of the nonempty combinations of n, ordered in a standard way.

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	2
7	3
8	2
9	3
10	6
11	6
12	1
13	2
14	3
15	4
16	2
17	3
18	4
19	6
20	8
21	12
22	6
23	8
24	12
25	24
26	24
27	1
28	2
29	3
30	4
31	5
32	2
33	3
34	4
35	5
36	6
37	8
38	10
39	12
40	15
41	20
42	6
43	8
44	10
45	12
46	15
47	20
48	24
49	30
50	40
51	60
52	24
53	30
54	40
55	60
56	120
57	120
58	1
59	2
60	3
61	4
62	5
63	6
64	2
65	3
66	4
67	5
68	6
69	6
70	8
71	10
72	12
73	12
74	15
75	18
76	20
77	24
78	30
79	6
80	8
81	10
82	12
83	12
84	15
85	18
86	20
87	24
88	30
89	24
90	30
91	36
92	40
93	48
94	60
95	60
96	72
97	90
98	120
99	24
100	30
101	36
102	40
103	48

[1, 1, 2, 2, 1, 2, 3, 2, 3, 6, 6, 1, 2, 3, 4, 2, 3, 4, 6, 8, 12, 6, 8, 12, 24, 24, 1, 2, 3, 4, 5, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 24, 30, 40, 60, 120, 120, 1, 2, 3, 4, 5, 6, 2, 3, 4, 5, 6, 6, 8, 10, 12, 12, 15, 18, 20, 24, 30, 6, 8, 10, 12, 12, 15, 18, 20, 24, 30, 24, 30, 36, 40, 48, 60, 60, 72, 90, 120, 24, 30, 36, 40, 48]

cp's OEIS Frontend

A221914 Array of products of the list entries of the nonempty combinations of n, ordered in a standard way.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	2
7	3
8	2
9	3
10	6
11	6
12	1
13	2
14	3
15	4
16	2
17	3
18	4
19	6
20	8
21	12
22	6
23	8
24	12
25	24
26	24
27	1
28	2
29	3
30	4
31	5
32	2
33	3
34	4
35	5
36	6
37	8
38	10
39	12
40	15
41	20
42	6
43	8
44	10
45	12
46	15
47	20
48	24
49	30
50	40
51	60
52	24
53	30
54	40
55	60
56	120
57	120
58	1
59	2
60	3
61	4
62	5
63	6
64	2
65	3
66	4
67	5
68	6
69	6
70	8
71	10
72	12
73	12
74	15
75	18
76	20
77	24
78	30
79	6
80	8
81	10
82	12
83	12
84	15
85	18
86	20
87	24
88	30
89	24
90	30
91	36
92	40
93	48
94	60
95	60
96	72
97	90
98	120
99	24
100	30
101	36
102	40
103	48

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	2
7	3
8	2
9	3
10	6
11	6
12	1
13	2
14	3
15	4
16	2
17	3
18	4
19	6
20	8
21	12
22	6
23	8
24	12
25	24
26	24
27	1
28	2
29	3
30	4
31	5
32	2
33	3
34	4
35	5
36	6
37	8
38	10
39	12
40	15
41	20
42	6
43	8
44	10
45	12
46	15
47	20
48	24
49	30
50	40
51	60
52	24
53	30
54	40
55	60
56	120
57	120
58	1
59	2
60	3
61	4
62	5
63	6
64	2
65	3
66	4
67	5
68	6
69	6
70	8
71	10
72	12
73	12
74	15
75	18
76	20
77	24
78	30
79	6
80	8
81	10
82	12
83	12
84	15
85	18
86	20
87	24
88	30
89	24
90	30
91	36
92	40
93	48
94	60
95	60
96	72
97	90
98	120
99	24
100	30
101	36
102	40
103	48

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	2
7	3
8	2
9	3
10	6
11	6
12	1
13	2
14	3
15	4
16	2
17	3
18	4
19	6
20	8
21	12
22	6
23	8
24	12
25	24
26	24
27	1
28	2
29	3
30	4
31	5
32	2
33	3
34	4
35	5
36	6
37	8
38	10
39	12
40	15
41	20
42	6
43	8
44	10
45	12
46	15
47	20
48	24
49	30
50	40
51	60
52	24
53	30
54	40
55	60
56	120
57	120
58	1
59	2
60	3
61	4
62	5
63	6
64	2
65	3
66	4
67	5
68	6
69	6
70	8
71	10
72	12
73	12
74	15
75	18
76	20
77	24
78	30
79	6
80	8
81	10
82	12
83	12
84	15
85	18
86	20
87	24
88	30
89	24
90	30
91	36
92	40
93	48
94	60
95	60
96	72
97	90
98	120
99	24
100	30
101	36
102	40
103	48