A325365 - cp's OEIS frontend

A325365 Number of maximal subsets of {1..n} containing n such that no two elements have the same sorted prime signature.

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	3
7	1
8	4
9	4
10	8
11	4
12	20
13	4
14	12
15	12
16	48
17	8
18	56
19	16
20	64
21	48
22	48
23	36
24	324
25	162
26	81
27	567
28	378
29	168
30	1680
31	168
32	1848
33	264
34	264
35	264
36	2640
37	240
38	288
39	288
40	3456
41	576
42	7488
43	1152
44	4032
45	4032
46	2016
47	1872
48	28080
49	9360
50	6240
51	3360
52	6720
53	3584
54	28672
55	6144

[1, 1, 1, 2, 1, 3, 1, 4, 4, 8, 4, 20, 4, 12, 12, 48, 8, 56, 16, 64, 48, 48, 36, 324, 162, 81, 567, 378, 168, 1680, 168, 1848, 264, 264, 264, 2640, 240, 288, 288, 3456, 576, 7488, 1152, 4032, 4032, 2016, 1872, 28080, 9360, 6240, 3360, 6720, 3584, 28672, 6144]

cp's OEIS Frontend

A325365 Number of maximal subsets of {1..n} containing n such that no two elements have the same sorted prime signature.

Table of values

List of values