A354363 - cp's OEIS frontend

A354363 a(n) = LCM_{p^e||n} (q^(e+1)-1)/(q-1), when n = Product_{p^e||n}, with each p^e the maximal power of prime p that divides n, and q = nextPrime(p).

n	a(n)
1	1
2	4
3	6
4	13
5	8
6	12
7	12
8	40
9	31
10	8
11	14
12	78
13	18
14	12
15	24
16	121
17	20
18	124
19	24
20	104
21	12
22	28
23	30
24	120
25	57
26	36
27	156
28	156
29	32
30	24
31	38
32	364
33	42
34	20
35	24
36	403
37	42
38	24
39	18
40	40
41	44
42	12
43	48
44	182
45	248
46	60
47	54
48	726
49	133
50	228
51	60
52	234
53	60
54	156
55	56
56	120
57	24
58	32
59	62
60	312
61	68
62	76
63	372
64	1093
65	72
66	84
67	72
68	260
69	30
70	24
71	74
72	1240
73	80
74	84

[1, 4, 6, 13, 8, 12, 12, 40, 31, 8, 14, 78, 18, 12, 24, 121, 20, 124, 24, 104, 12, 28, 30, 120, 57, 36, 156, 156, 32, 24, 38, 364, 42, 20, 24, 403, 42, 24, 18, 40, 44, 12, 48, 182, 248, 60, 54, 726, 133, 228, 60, 234, 60, 156, 56, 120, 24, 32, 62, 312, 68, 76, 372, 1093, 72, 84, 72, 260, 30, 24, 74, 1240, 80, 84]

cp's OEIS Frontend

A354363 a(n) = LCM_{p^e||n} (q^(e+1)-1)/(q-1), when n = Product_{p^e||n}, with each p^e the maximal power of prime p that divides n, and q = nextPrime(p).

Table of values

List of values