A228302 - cp's OEIS frontend

A228302 Composite squarefree numbers n such that p+d(n) divides n-d(n) for all prime factors p of n, where d(n) is the number of divisors of n.

n	a(n)
1	4958
2	51653
3	55583
4	1251574
5	4909102
6	5430797
7	5785073
8	6096931
9	13892243
10	14058781
11	14809517
12	16699426
13	27391073
14	32426566
15	32673383
16	38669686
17	43459682
18	44762461
19	53638783
20	69836866
21	74975761
22	75226313
23	85607461
24	96973703
25	105139141
26	122864065

[4958, 51653, 55583, 1251574, 4909102, 5430797, 5785073, 6096931, 13892243, 14058781, 14809517, 16699426, 27391073, 32426566, 32673383, 38669686, 43459682, 44762461, 53638783, 69836866, 74975761, 75226313, 85607461, 96973703, 105139141, 122864065]

cp's OEIS Frontend

A228302 Composite squarefree numbers n such that p+d(n) divides n-d(n) for all prime factors p of n, where d(n) is the number of divisors of n.

Table of values

List of values