A336360 - cp's OEIS frontend

A336360 Numbers k for which bigomega(sigma(k)) >= bigomega(k), where bigomega (A001222) gives the number of prime factors with multiplicity, and sigma (A000203) gives the sum of divisors.

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

[1, 2, 3, 5, 6, 7, 10, 11, 12, 13, 14, 15, 17, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31, 33, 34, 35, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 49, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78, 79, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 97]

cp's OEIS Frontend

A336360 Numbers k for which bigomega(sigma(k)) >= bigomega(k), where bigomega (A001222) gives the number of prime factors with multiplicity, and sigma (A000203) gives the sum of divisors.

Table of values

List of values

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

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

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