A058074 - cp's OEIS frontend

A058074 Integers m such that gcd(d(m),d(m+1)) = 1, where d(m) is number of positive divisors of m.

n	a(n)
1	1
2	3
3	4
4	8
5	9
6	15
7	16
8	24
9	25
10	35
11	36
12	48
13	63
14	64
15	81
16	100
17	120
18	121
19	143
20	144
21	168
22	169
23	195
24	196
25	225
26	255
27	256
28	289
29	323
30	361
31	399
32	400
33	440
34	441
35	483
36	484
37	528
38	529
39	576
40	625
41	676
42	728
43	729
44	783
45	784
46	840
47	841
48	899
49	900
50	960
51	961
52	1023
53	1024
54	1088
55	1089

[1, 3, 4, 8, 9, 15, 16, 24, 25, 35, 36, 48, 63, 64, 81, 100, 120, 121, 143, 144, 168, 169, 195, 196, 225, 255, 256, 289, 323, 361, 399, 400, 440, 441, 483, 484, 528, 529, 576, 625, 676, 728, 729, 783, 784, 840, 841, 899, 900, 960, 961, 1023, 1024, 1088, 1089]

cp's OEIS Frontend

A058074 Integers m such that gcd(d(m),d(m+1)) = 1, where d(m) is number of positive divisors of m.

Table of values

List of values