A279935 - cp's OEIS frontend

A279935 Numbers n such that n + sopf(n) + rad(n) = m and m - sopf(m) - rad(m) = n, where sopf(n) is the sum of the distinct primes dividing n and rad(n) is the squarefree kernel of n.

n	a(n)
1	3
2	4
3	75
4	112
5	2057
6	9178
7	29818
8	73813
9	138992
10	240469
11	531002
12	661489
13	716856
14	763648
15	905474
16	1033909
17	1395554
18	1572001
19	1605519
20	1643372
21	1661030
22	1692277
23	1705724
24	2312593
25	2864773
26	2911839
27	2928193
28	2977676
29	3114366
30	3744951
31	4035647
32	4122178
33	4227036
34	5716177

[3, 4, 75, 112, 2057, 9178, 29818, 73813, 138992, 240469, 531002, 661489, 716856, 763648, 905474, 1033909, 1395554, 1572001, 1605519, 1643372, 1661030, 1692277, 1705724, 2312593, 2864773, 2911839, 2928193, 2977676, 3114366, 3744951, 4035647, 4122178, 4227036, 5716177]

cp's OEIS Frontend

A279935 Numbers n such that n + sopf(n) + rad(n) = m and m - sopf(m) - rad(m) = n, where sopf(n) is the sum of the distinct primes dividing n and rad(n) is the squarefree kernel of n.

Table of values

List of values