A325661 - cp's OEIS frontend

A325661 q-powerful numbers. Numbers whose factorization into factors prime(i)/i has no factor of multiplicity 1.

n	a(n)
1	1
2	4
3	8
4	9
5	16
6	18
7	25
8	27
9	32
10	36
11	49
12	50
13	54
14	64
15	72
16	75
17	81
18	98
19	100
20	108
21	121
22	125
23	128
24	144
25	150
26	162
27	169
28	196
29	200
30	216
31	225
32	242
33	243
34	250
35	256
36	288
37	289
38	300
39	324
40	338
41	343
42	361
43	363
44	375
45	392
46	400
47	432
48	441
49	450
50	484
51	486
52	500
53	507
54	512
55	529
56	576

[1, 4, 8, 9, 16, 18, 25, 27, 32, 36, 49, 50, 54, 64, 72, 75, 81, 98, 100, 108, 121, 125, 128, 144, 150, 162, 169, 196, 200, 216, 225, 242, 243, 250, 256, 288, 289, 300, 324, 338, 343, 361, 363, 375, 392, 400, 432, 441, 450, 484, 486, 500, 507, 512, 529, 576]

cp's OEIS Frontend

A325661 q-powerful numbers. Numbers whose factorization into factors prime(i)/i has no factor of multiplicity 1.

Table of values

List of values

n	a(n)
1	1
2	4
3	8
4	9
5	16
6	18
7	25
8	27
9	32
10	36
11	49
12	50
13	54
14	64
15	72
16	75
17	81
18	98
19	100
20	108
21	121
22	125
23	128
24	144
25	150
26	162
27	169
28	196
29	200
30	216
31	225
32	242
33	243
34	250
35	256
36	288
37	289
38	300
39	324
40	338
41	343
42	361
43	363
44	375
45	392
46	400
47	432
48	441
49	450
50	484
51	486
52	500
53	507
54	512
55	529
56	576

n	a(n)
1	1
2	4
3	8
4	9
5	16
6	18
7	25
8	27
9	32
10	36
11	49
12	50
13	54
14	64
15	72
16	75
17	81
18	98
19	100
20	108
21	121
22	125
23	128
24	144
25	150
26	162
27	169
28	196
29	200
30	216
31	225
32	242
33	243
34	250
35	256
36	288
37	289
38	300
39	324
40	338
41	343
42	361
43	363
44	375
45	392
46	400
47	432
48	441
49	450
50	484
51	486
52	500
53	507
54	512
55	529
56	576

n	a(n)
1	1
2	4
3	8
4	9
5	16
6	18
7	25
8	27
9	32
10	36
11	49
12	50
13	54
14	64
15	72
16	75
17	81
18	98
19	100
20	108
21	121
22	125
23	128
24	144
25	150
26	162
27	169
28	196
29	200
30	216
31	225
32	242
33	243
34	250
35	256
36	288
37	289
38	300
39	324
40	338
41	343
42	361
43	363
44	375
45	392
46	400
47	432
48	441
49	450
50	484
51	486
52	500
53	507
54	512
55	529
56	576