A224511 - cp's OEIS frontend

A224511 Roots of squares generated in A221643. That is, S = i^2 XOR (i+1)^2; increment i; if S is a square then square root of S is appended to a(n). Initially i=0. XOR is the binary logical exclusive-or operator.

n	a(n)
1	1
2	5
3	3
4	9
5	7
6	13
7	11
8	21
9	17
10	15
11	43
12	45
13	29
14	19
15	41
16	25
17	23
18	59
19	39
20	27
21	35
22	33
23	31
24	85
25	37
26	61
27	51
28	53
29	47
30	81
31	79
32	49
33	55
34	121
35	83
36	75
37	57
38	73
39	77
40	67
41	65
42	63
43	71
44	69
45	125
46	89
47	87
48	123
49	105
50	107
51	95
52	101
53	163
54	93
55	91
56	99
57	97
58	349
59	243
60	103
61	169
62	109
63	233
64	115
65	119
66	171

[1, 5, 3, 9, 7, 13, 11, 21, 17, 15, 43, 45, 29, 19, 41, 25, 23, 59, 39, 27, 35, 33, 31, 85, 37, 61, 51, 53, 47, 81, 79, 49, 55, 121, 83, 75, 57, 73, 77, 67, 65, 63, 71, 69, 125, 89, 87, 123, 105, 107, 95, 101, 163, 93, 91, 99, 97, 349, 243, 103, 169, 109, 233, 115, 119, 171]

cp's OEIS Frontend

A224511 Roots of squares generated in A221643. That is, S = i^2 XOR (i+1)^2; increment i; if S is a square then square root of S is appended to a(n). Initially i=0. XOR is the binary logical exclusive-or operator.

Table of values

List of values

n	a(n)
1	1
2	5
3	3
4	9
5	7
6	13
7	11
8	21
9	17
10	15
11	43
12	45
13	29
14	19
15	41
16	25
17	23
18	59
19	39
20	27
21	35
22	33
23	31
24	85
25	37
26	61
27	51
28	53
29	47
30	81
31	79
32	49
33	55
34	121
35	83
36	75
37	57
38	73
39	77
40	67
41	65
42	63
43	71
44	69
45	125
46	89
47	87
48	123
49	105
50	107
51	95
52	101
53	163
54	93
55	91
56	99
57	97
58	349
59	243
60	103
61	169
62	109
63	233
64	115
65	119
66	171

n	a(n)
1	1
2	5
3	3
4	9
5	7
6	13
7	11
8	21
9	17
10	15
11	43
12	45
13	29
14	19
15	41
16	25
17	23
18	59
19	39
20	27
21	35
22	33
23	31
24	85
25	37
26	61
27	51
28	53
29	47
30	81
31	79
32	49
33	55
34	121
35	83
36	75
37	57
38	73
39	77
40	67
41	65
42	63
43	71
44	69
45	125
46	89
47	87
48	123
49	105
50	107
51	95
52	101
53	163
54	93
55	91
56	99
57	97
58	349
59	243
60	103
61	169
62	109
63	233
64	115
65	119
66	171

n	a(n)
1	1
2	5
3	3
4	9
5	7
6	13
7	11
8	21
9	17
10	15
11	43
12	45
13	29
14	19
15	41
16	25
17	23
18	59
19	39
20	27
21	35
22	33
23	31
24	85
25	37
26	61
27	51
28	53
29	47
30	81
31	79
32	49
33	55
34	121
35	83
36	75
37	57
38	73
39	77
40	67
41	65
42	63
43	71
44	69
45	125
46	89
47	87
48	123
49	105
50	107
51	95
52	101
53	163
54	93
55	91
56	99
57	97
58	349
59	243
60	103
61	169
62	109
63	233
64	115
65	119
66	171