A386916 - cp's OEIS frontend

A386916 Nonprimes k such that sopfr(k) = rad(k), where sopfr(k) is sum of the prime factors of k (counting multiplicity), and rad(k) is the product of its distinct prime factors.

n	a(n)
1	18750
2	22500
3	24000
4	27000
5	28800
6	30720
7	32400
8	34560
9	36450
10	38880
11	43740
12	201684
13	345744
14	388962
15	526848
16	592704
17	666792
18	903168
19	1016064
20	1143072
21	1285956
22	1376256
23	1548288
24	1741824
25	1959552
26	2204496
27	2480058
28	7730448
29	8696754
30	33732864
31	35644128
32	37949472

[18750, 22500, 24000, 27000, 28800, 30720, 32400, 34560, 36450, 38880, 43740, 201684, 345744, 388962, 526848, 592704, 666792, 903168, 1016064, 1143072, 1285956, 1376256, 1548288, 1741824, 1959552, 2204496, 2480058, 7730448, 8696754, 33732864, 35644128, 37949472]

cp's OEIS Frontend

A386916 Nonprimes k such that sopfr(k) = rad(k), where sopfr(k) is sum of the prime factors of k (counting multiplicity), and rad(k) is the product of its distinct prime factors.

Table of values

List of values