A075434 - cp's OEIS frontend

A075434 Numbers that are not the sum of two perfect powers.

n	a(n)
1	1
2	3
3	4
4	6
5	7
6	11
7	14
8	15
9	19
10	21
11	22
12	23
13	27
14	30
15	38
16	39
17	42
18	46
19	47
20	49
21	51
22	55
23	56
24	60
25	62
26	66
27	67
28	69
29	70
30	71
31	75
32	77
33	78
34	79
35	83
36	84
37	86
38	87
39	88
40	92
41	93
42	94
43	95
44	99
45	102
46	103
47	105
48	107
49	110
50	111
51	112
52	114
53	115
54	118
55	119
56	120
57	121
58	123
59	124
60	131
61	135
62	138
63	139
64	140

[1, 3, 4, 6, 7, 11, 14, 15, 19, 21, 22, 23, 27, 30, 38, 39, 42, 46, 47, 49, 51, 55, 56, 60, 62, 66, 67, 69, 70, 71, 75, 77, 78, 79, 83, 84, 86, 87, 88, 92, 93, 94, 95, 99, 102, 103, 105, 107, 110, 111, 112, 114, 115, 118, 119, 120, 121, 123, 124, 131, 135, 138, 139, 140]

cp's OEIS Frontend

A075434 Numbers that are not the sum of two perfect powers.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	6
5	7
6	11
7	14
8	15
9	19
10	21
11	22
12	23
13	27
14	30
15	38
16	39
17	42
18	46
19	47
20	49
21	51
22	55
23	56
24	60
25	62
26	66
27	67
28	69
29	70
30	71
31	75
32	77
33	78
34	79
35	83
36	84
37	86
38	87
39	88
40	92
41	93
42	94
43	95
44	99
45	102
46	103
47	105
48	107
49	110
50	111
51	112
52	114
53	115
54	118
55	119
56	120
57	121
58	123
59	124
60	131
61	135
62	138
63	139
64	140

n	a(n)
1	1
2	3
3	4
4	6
5	7
6	11
7	14
8	15
9	19
10	21
11	22
12	23
13	27
14	30
15	38
16	39
17	42
18	46
19	47
20	49
21	51
22	55
23	56
24	60
25	62
26	66
27	67
28	69
29	70
30	71
31	75
32	77
33	78
34	79
35	83
36	84
37	86
38	87
39	88
40	92
41	93
42	94
43	95
44	99
45	102
46	103
47	105
48	107
49	110
50	111
51	112
52	114
53	115
54	118
55	119
56	120
57	121
58	123
59	124
60	131
61	135
62	138
63	139
64	140

n	a(n)
1	1
2	3
3	4
4	6
5	7
6	11
7	14
8	15
9	19
10	21
11	22
12	23
13	27
14	30
15	38
16	39
17	42
18	46
19	47
20	49
21	51
22	55
23	56
24	60
25	62
26	66
27	67
28	69
29	70
30	71
31	75
32	77
33	78
34	79
35	83
36	84
37	86
38	87
39	88
40	92
41	93
42	94
43	95
44	99
45	102
46	103
47	105
48	107
49	110
50	111
51	112
52	114
53	115
54	118
55	119
56	120
57	121
58	123
59	124
60	131
61	135
62	138
63	139
64	140