A050348 - cp's OEIS frontend

A050348 Number of factorizations into distinct factors with 2 levels of parentheses indexed by prime signatures. A050347(A025487).

n	a(n)
1	1
2	1
3	1
4	4
5	4
6	10
7	7
8	26
9	22
10	14
11	34
12	63
13	74
14	29
15	105
16	143
17	223
18	57
19	296
20	312
21	320
22	154
23	366
24	617
25	110
26	769
27	1087
28	697
29	641
30	1136
31	1589
32	217
33	1906
34	3394
35	1483
36	2224
37	3246
38	1562
39	3919
40	417
41	4251
42	4561
43	3175
44	3858
45	9736
46	3111
47	6910
48	8772
49	6183
50	9327
51	794

[1, 1, 1, 4, 4, 10, 7, 26, 22, 14, 34, 63, 74, 29, 105, 143, 223, 57, 296, 312, 320, 154, 366, 617, 110, 769, 1087, 697, 641, 1136, 1589, 217, 1906, 3394, 1483, 2224, 3246, 1562, 3919, 417, 4251, 4561, 3175, 3858, 9736, 3111, 6910, 8772, 6183, 9327, 794]

cp's OEIS Frontend

A050348 Number of factorizations into distinct factors with 2 levels of parentheses indexed by prime signatures. A050347(A025487).

Table of values

List of values