A228300 - cp's OEIS frontend

A228300 Composite squarefree numbers n such that p-d(n) divides n-d(n), where p are the prime factors of n and d(n) the number of divisors of n.

n	a(n)
1	6
2	10
3	15
4	110
5	170
6	273
7	638
8	935
9	1394
10	2093
11	2438
12	2465
13	4823
14	5453
15	7973
16	11978
17	16354
18	17963
19	34918
20	43337
21	46943
22	62491
23	64583
24	68266
25	71603
26	72046
27	74347
28	75361
29	85877
30	134458
31	148291
32	155933
33	186235
34	188071
35	201994
36	209933
37	280891
38	307021
39	367081

[6, 10, 15, 110, 170, 273, 638, 935, 1394, 2093, 2438, 2465, 4823, 5453, 7973, 11978, 16354, 17963, 34918, 43337, 46943, 62491, 64583, 68266, 71603, 72046, 74347, 75361, 85877, 134458, 148291, 155933, 186235, 188071, 201994, 209933, 280891, 307021, 367081]

cp's OEIS Frontend

A228300 Composite squarefree numbers n such that p-d(n) divides n-d(n), where p are the prime factors of n and d(n) the number of divisors of n.

Table of values

List of values