A368714 - cp's OEIS frontend

A368714 Numbers whose maximal exponent in their prime factorization is even.

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	18
7	20
8	25
9	28
10	36
11	44
12	45
13	48
14	49
15	50
16	52
17	60
18	63
19	64
20	68
21	75
22	76
23	80
24	81
25	84
26	90
27	92
28	98
29	99
30	100
31	112
32	116
33	117
34	121
35	124
36	126
37	132
38	140
39	144
40	147
41	148
42	150
43	153
44	156
45	162
46	164
47	169
48	171
49	172
50	175
51	176
52	180
53	188
54	192
55	196
56	198
57	204
58	207
59	208

[1, 4, 9, 12, 16, 18, 20, 25, 28, 36, 44, 45, 48, 49, 50, 52, 60, 63, 64, 68, 75, 76, 80, 81, 84, 90, 92, 98, 99, 100, 112, 116, 117, 121, 124, 126, 132, 140, 144, 147, 148, 150, 153, 156, 162, 164, 169, 171, 172, 175, 176, 180, 188, 192, 196, 198, 204, 207, 208]

cp's OEIS Frontend

A368714 Numbers whose maximal exponent in their prime factorization is even.

Table of values

List of values

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	18
7	20
8	25
9	28
10	36
11	44
12	45
13	48
14	49
15	50
16	52
17	60
18	63
19	64
20	68
21	75
22	76
23	80
24	81
25	84
26	90
27	92
28	98
29	99
30	100
31	112
32	116
33	117
34	121
35	124
36	126
37	132
38	140
39	144
40	147
41	148
42	150
43	153
44	156
45	162
46	164
47	169
48	171
49	172
50	175
51	176
52	180
53	188
54	192
55	196
56	198
57	204
58	207
59	208

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	18
7	20
8	25
9	28
10	36
11	44
12	45
13	48
14	49
15	50
16	52
17	60
18	63
19	64
20	68
21	75
22	76
23	80
24	81
25	84
26	90
27	92
28	98
29	99
30	100
31	112
32	116
33	117
34	121
35	124
36	126
37	132
38	140
39	144
40	147
41	148
42	150
43	153
44	156
45	162
46	164
47	169
48	171
49	172
50	175
51	176
52	180
53	188
54	192
55	196
56	198
57	204
58	207
59	208

n	a(n)
1	1
2	4
3	9
4	12
5	16
6	18
7	20
8	25
9	28
10	36
11	44
12	45
13	48
14	49
15	50
16	52
17	60
18	63
19	64
20	68
21	75
22	76
23	80
24	81
25	84
26	90
27	92
28	98
29	99
30	100
31	112
32	116
33	117
34	121
35	124
36	126
37	132
38	140
39	144
40	147
41	148
42	150
43	153
44	156
45	162
46	164
47	169
48	171
49	172
50	175
51	176
52	180
53	188
54	192
55	196
56	198
57	204
58	207
59	208