A344535 - cp's OEIS frontend

A344535 For any number n with binary expansion Sum_{k = 1..m} 2^e_k (where 0 <= e_1 < ... < e_m), a(n) = Product_{k = 1..m} prime(1+A025581(e_k))^2^A002262(e_k) (where prime(k) denotes the k-th prime number).

n	a(n)
0	1
1	2
2	3
3	6
4	4
5	8
6	12
7	24
8	5
9	10
10	15
11	30
12	20
13	40
14	60
15	120
16	9
17	18
18	27
19	54
20	36
21	72
22	108
23	216
24	45
25	90
26	135
27	270
28	180
29	360
30	540
31	1080
32	16
33	32
34	48
35	96
36	64
37	128
38	192
39	384
40	80
41	160
42	240
43	480
44	320
45	640
46	960
47	1920
48	144
49	288
50	432
51	864
52	576
53	1152
54	1728
55	3456
56	720
57	1440

[1, 2, 3, 6, 4, 8, 12, 24, 5, 10, 15, 30, 20, 40, 60, 120, 9, 18, 27, 54, 36, 72, 108, 216, 45, 90, 135, 270, 180, 360, 540, 1080, 16, 32, 48, 96, 64, 128, 192, 384, 80, 160, 240, 480, 320, 640, 960, 1920, 144, 288, 432, 864, 576, 1152, 1728, 3456, 720, 1440]

cp's OEIS Frontend

A344535 For any number n with binary expansion Sum_{k = 1..m} 2^e_k (where 0 <= e_1 < ... < e_m), a(n) = Product_{k = 1..m} prime(1+A025581(e_k))^2^A002262(e_k) (where prime(k) denotes the k-th prime number).

Table of values

List of values