A364628 - cp's OEIS frontend

A364628 For p = 7 and n > 0, write n = p^m + k, m >= 0, with maximal p^m <= n, with 0 <= k < p^(m+1) - p^m, then for n such that k=0, a(n)=n, and for n such that k > 0, a(n) is the smallest q*a(k), prime q != p, that is not already a term.

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	32
7	7
8	3
9	6
10	12
11	24
12	48
13	64
14	14
15	9
16	18
17	36
18	72
19	96
20	128
21	28
22	27
23	54
24	108
25	144
26	192
27	256
28	56
29	81
30	162
31	216
32	288
33	384
34	512
35	112
36	243
37	324
38	432
39	576
40	768
41	1024
42	224
43	486
44	648
45	864
46	1152
47	1536
48	2048
49	49
50	5
51	10
52	20
53	40
54	80
55	160
56	21
57	15
58	30
59	60
60	120

[1, 2, 4, 8, 16, 32, 7, 3, 6, 12, 24, 48, 64, 14, 9, 18, 36, 72, 96, 128, 28, 27, 54, 108, 144, 192, 256, 56, 81, 162, 216, 288, 384, 512, 112, 243, 324, 432, 576, 768, 1024, 224, 486, 648, 864, 1152, 1536, 2048, 49, 5, 10, 20, 40, 80, 160, 21, 15, 30, 60, 120]

cp's OEIS Frontend

A364628 For p = 7 and n > 0, write n = p^m + k, m >= 0, with maximal p^m <= n, with 0 <= k < p^(m+1) - p^m, then for n such that k=0, a(n)=n, and for n such that k > 0, a(n) is the smallest q*a(k), prime q != p, that is not already a term.

Table of values

List of values