A275630 - cp's OEIS frontend

A275630 a(n) = product of distinct primes dividing prime(n)^2 - 1.

n	a(n)
1	3
2	2
3	6
4	6
5	30
6	42
7	6
8	30
9	66
10	210
11	30
12	114
13	210
14	462
15	138
16	78
17	870
18	930
19	1122
20	210
21	222
22	390
23	1722
24	330
25	42
26	510
27	1326
28	318
29	330
30	798
31	42
32	4290
33	2346
34	4830
35	1110
36	570
37	6162
38	246
39	3486
40	7482
41	2670
42	2730
43	570
44	582
45	462
46	330
47	11130
48	1554
49	12882
50	13110
51	2262
52	3570
53	330
54	210
55	258
56	8646
57	2010

[3, 2, 6, 6, 30, 42, 6, 30, 66, 210, 30, 114, 210, 462, 138, 78, 870, 930, 1122, 210, 222, 390, 1722, 330, 42, 510, 1326, 318, 330, 798, 42, 4290, 2346, 4830, 1110, 570, 6162, 246, 3486, 7482, 2670, 2730, 570, 582, 462, 330, 11130, 1554, 12882, 13110, 2262, 3570, 330, 210, 258, 8646, 2010]

cp's OEIS Frontend

A275630 a(n) = product of distinct primes dividing prime(n)^2 - 1.

Table of values

List of values