A304434 - cp's OEIS frontend

A304434 Numbers n such that n^4 is the sum of two distinct perfect powers > 1 (x^k + y^m; x, y, k, m >= 2).

n	a(n)
1	3
2	5
3	6
4	9
5	10
6	12
7	13
8	14
9	15
10	17
11	20
12	24
13	25
14	26
15	28
16	29
17	30
18	34
19	35
20	36
21	37
22	39
23	40
24	41
25	42
26	45
27	48
28	50
29	51
30	52
31	53
32	55
33	57
34	58
35	60
36	61
37	63
38	65
39	68
40	70
41	71
42	72
43	73
44	74
45	75
46	78
47	80
48	82
49	85
50	87
51	89
52	90
53	91
54	95
55	96
56	97
57	98
58	100
59	101
60	102
61	104
62	105
63	106
64	109
65	110
66	111
67	113

[3, 5, 6, 9, 10, 12, 13, 14, 15, 17, 20, 24, 25, 26, 28, 29, 30, 34, 35, 36, 37, 39, 40, 41, 42, 45, 48, 50, 51, 52, 53, 55, 57, 58, 60, 61, 63, 65, 68, 70, 71, 72, 73, 74, 75, 78, 80, 82, 85, 87, 89, 90, 91, 95, 96, 97, 98, 100, 101, 102, 104, 105, 106, 109, 110, 111, 113]

cp's OEIS Frontend

A304434 Numbers n such that n^4 is the sum of two distinct perfect powers > 1 (x^k + y^m; x, y, k, m >= 2).

Table of values

List of values

n	a(n)
1	3
2	5
3	6
4	9
5	10
6	12
7	13
8	14
9	15
10	17
11	20
12	24
13	25
14	26
15	28
16	29
17	30
18	34
19	35
20	36
21	37
22	39
23	40
24	41
25	42
26	45
27	48
28	50
29	51
30	52
31	53
32	55
33	57
34	58
35	60
36	61
37	63
38	65
39	68
40	70
41	71
42	72
43	73
44	74
45	75
46	78
47	80
48	82
49	85
50	87
51	89
52	90
53	91
54	95
55	96
56	97
57	98
58	100
59	101
60	102
61	104
62	105
63	106
64	109
65	110
66	111
67	113

n	a(n)
1	3
2	5
3	6
4	9
5	10
6	12
7	13
8	14
9	15
10	17
11	20
12	24
13	25
14	26
15	28
16	29
17	30
18	34
19	35
20	36
21	37
22	39
23	40
24	41
25	42
26	45
27	48
28	50
29	51
30	52
31	53
32	55
33	57
34	58
35	60
36	61
37	63
38	65
39	68
40	70
41	71
42	72
43	73
44	74
45	75
46	78
47	80
48	82
49	85
50	87
51	89
52	90
53	91
54	95
55	96
56	97
57	98
58	100
59	101
60	102
61	104
62	105
63	106
64	109
65	110
66	111
67	113

n	a(n)
1	3
2	5
3	6
4	9
5	10
6	12
7	13
8	14
9	15
10	17
11	20
12	24
13	25
14	26
15	28
16	29
17	30
18	34
19	35
20	36
21	37
22	39
23	40
24	41
25	42
26	45
27	48
28	50
29	51
30	52
31	53
32	55
33	57
34	58
35	60
36	61
37	63
38	65
39	68
40	70
41	71
42	72
43	73
44	74
45	75
46	78
47	80
48	82
49	85
50	87
51	89
52	90
53	91
54	95
55	96
56	97
57	98
58	100
59	101
60	102
61	104
62	105
63	106
64	109
65	110
66	111
67	113