A379523 - cp's OEIS frontend

A379523 Sum of coreful divisors d | k such that gcd(d, k/d) > 1 and rad(d) = rad(k/d), with d | k/d and d < d/k, where k is in A320966 and rad = A007947.

n	a(n)
1	6
2	10
3	12
4	30
5	54
6	18
7	30
8	24
9	30
10	126
11	30
12	30
13	42
14	120
15	238
16	90
17	60
18	56
19	42
20	50
21	126
22	60
23	510
24	162
25	130
26	168
27	60
28	336
29	70
30	150
31	234
32	66
33	240
34	110
35	990
36	90
37	378
38	432
39	84
40	132
41	78
42	112
43	210
44	270
45	546
46	90
47	110
48	456
49	330
50	150
51	2046
52	1092
53	182
54	714
55	102
56	350
57	260

[6, 10, 12, 30, 54, 18, 30, 24, 30, 126, 30, 30, 42, 120, 238, 90, 60, 56, 42, 50, 126, 60, 510, 162, 130, 168, 60, 336, 70, 150, 234, 66, 240, 110, 990, 90, 378, 432, 84, 132, 78, 112, 210, 270, 546, 90, 110, 456, 330, 150, 2046, 1092, 182, 714, 102, 350, 260]

cp's OEIS Frontend

A379523 Sum of coreful divisors d | k such that gcd(d, k/d) > 1 and rad(d) = rad(k/d), with d | k/d and d < d/k, where k is in A320966 and rad = A007947.

Table of values

List of values