A050350 - cp's OEIS frontend

A050350 Number of factorizations into distinct factors with 3 levels of parentheses indexed by prime signatures. A050349(A025487).

n	a(n)
1	1
2	1
3	1
4	5
5	5
6	15
7	11
8	45
9	35
10	25
11	65
12	130
13	145
14	60
15	240
16	351
17	520
18	141
19	810
20	775
21	926
22	315
23	1037
24	1721
25	321
26	2532
27	3302
28	2392
29	1640
30	3951
31	5310
32	742
33	7500
34	12498
35	6043
36	6915
37	13795
38	4970
39	15624
40	1688
41	16198
42	21435
43	10352
44	16733
45	43404
46	15035
47	25967

[1, 1, 1, 5, 5, 15, 11, 45, 35, 25, 65, 130, 145, 60, 240, 351, 520, 141, 810, 775, 926, 315, 1037, 1721, 321, 2532, 3302, 2392, 1640, 3951, 5310, 742, 7500, 12498, 6043, 6915, 13795, 4970, 15624, 1688, 16198, 21435, 10352, 16733, 43404, 15035, 25967]

cp's OEIS Frontend

A050350 Number of factorizations into distinct factors with 3 levels of parentheses indexed by prime signatures. A050349(A025487).

Table of values

List of values