A380217 - cp's OEIS frontend

A380217 Numbers whose product of prime indices is a multiple of their sum of prime indices plus one.

n	a(n)
1	1
2	15
3	42
4	54
5	75
6	77
7	95
8	99
9	100
10	132
11	182
12	195
13	221
14	234
15	245
16	253
17	290
18	312
19	315
20	329
21	350
22	357
23	405
24	420
25	423
26	437
27	450
28	459
29	476
30	494
31	510
32	540
33	555
34	559
35	560
36	612
37	627
38	665
39	715
40	720
41	740
42	798
43	816
44	833
45	854
46	855
47	858
48	893
49	897
50	899
51	979
52	1026
53	1064

[1, 15, 42, 54, 75, 77, 95, 99, 100, 132, 182, 195, 221, 234, 245, 253, 290, 312, 315, 329, 350, 357, 405, 420, 423, 437, 450, 459, 476, 494, 510, 540, 555, 559, 560, 612, 627, 665, 715, 720, 740, 798, 816, 833, 854, 855, 858, 893, 897, 899, 979, 1026, 1064]

cp's OEIS Frontend

A380217 Numbers whose product of prime indices is a multiple of their sum of prime indices plus one.

Table of values

List of values