A119357 - cp's OEIS frontend

A119357 Numbers k such that the number of distinct nonzero sums of distinct divisors of k is less than 2^tau(k) - 1 (the largest number of possible distinct sums, tau(k) being the number of divisors of k (A000005)).

n	a(n)
1	6
2	12
3	18
4	20
5	24
6	28
7	30
8	36
9	40
10	42
11	45
12	48
13	54
14	56
15	60
16	63
17	66
18	70
19	72
20	78
21	80
22	84
23	88
24	90
25	96
26	99
27	100
28	102
29	104
30	105
31	108
32	110
33	112
34	114
35	117
36	120
37	126
38	130
39	132
40	135
41	138
42	140
43	144
44	150
45	154
46	156
47	160
48	162
49	165
50	168
51	170
52	174
53	176
54	180
55	182
56	186
57	189
58	192
59	195

[6, 12, 18, 20, 24, 28, 30, 36, 40, 42, 45, 48, 54, 56, 60, 63, 66, 70, 72, 78, 80, 84, 88, 90, 96, 99, 100, 102, 104, 105, 108, 110, 112, 114, 117, 120, 126, 130, 132, 135, 138, 140, 144, 150, 154, 156, 160, 162, 165, 168, 170, 174, 176, 180, 182, 186, 189, 192, 195]

cp's OEIS Frontend

A119357 Numbers k such that the number of distinct nonzero sums of distinct divisors of k is less than 2^tau(k) - 1 (the largest number of possible distinct sums, tau(k) being the number of divisors of k (A000005)).

Table of values

List of values

n	a(n)
1	6
2	12
3	18
4	20
5	24
6	28
7	30
8	36
9	40
10	42
11	45
12	48
13	54
14	56
15	60
16	63
17	66
18	70
19	72
20	78
21	80
22	84
23	88
24	90
25	96
26	99
27	100
28	102
29	104
30	105
31	108
32	110
33	112
34	114
35	117
36	120
37	126
38	130
39	132
40	135
41	138
42	140
43	144
44	150
45	154
46	156
47	160
48	162
49	165
50	168
51	170
52	174
53	176
54	180
55	182
56	186
57	189
58	192
59	195

n	a(n)
1	6
2	12
3	18
4	20
5	24
6	28
7	30
8	36
9	40
10	42
11	45
12	48
13	54
14	56
15	60
16	63
17	66
18	70
19	72
20	78
21	80
22	84
23	88
24	90
25	96
26	99
27	100
28	102
29	104
30	105
31	108
32	110
33	112
34	114
35	117
36	120
37	126
38	130
39	132
40	135
41	138
42	140
43	144
44	150
45	154
46	156
47	160
48	162
49	165
50	168
51	170
52	174
53	176
54	180
55	182
56	186
57	189
58	192
59	195

n	a(n)
1	6
2	12
3	18
4	20
5	24
6	28
7	30
8	36
9	40
10	42
11	45
12	48
13	54
14	56
15	60
16	63
17	66
18	70
19	72
20	78
21	80
22	84
23	88
24	90
25	96
26	99
27	100
28	102
29	104
30	105
31	108
32	110
33	112
34	114
35	117
36	120
37	126
38	130
39	132
40	135
41	138
42	140
43	144
44	150
45	154
46	156
47	160
48	162
49	165
50	168
51	170
52	174
53	176
54	180
55	182
56	186
57	189
58	192
59	195