A324342 - cp's OEIS frontend

A324342 If 2n = 2^e1 + ... + 2^ek [e1 .. ek distinct], then a(n) is the minimal number of primorials (A002110) that add to A002110(e1) * ... * A002110(ek).

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

[1, 1, 1, 2, 1, 2, 6, 6, 1, 2, 6, 2, 10, 10, 8, 16, 1, 2, 6, 12, 6, 12, 24, 20, 18, 20, 28, 28, 26, 6, 18, 24, 1, 2, 6, 12, 14, 12, 20, 6, 18, 18, 22, 26, 38, 20, 16, 16, 24, 32, 42, 44, 34, 50, 68, 70, 36, 54, 60, 54, 70, 56, 60, 82, 1, 2, 6, 12, 12, 6, 18, 36, 12, 24, 28, 34, 34, 50, 50, 72, 22, 26, 28, 34, 38, 54, 40, 52, 28, 38, 56]

cp's OEIS Frontend

A324342 If 2n = 2^e1 + ... + 2^ek [e1 .. ek distinct], then a(n) is the minimal number of primorials (A002110) that add to A002110(e1) * ... * A002110(ek).

Table of values

List of values

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

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

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