A114344 - cp's OEIS frontend

A114344 Starting position of the first n in the decimal expansion of the square root of n, or -1 if n never appears.

n	a(n)
0	1
1	1
2	5
3	3
4	-1
5	37
6	39
7	5
8	2
9	-1
10	89
11	20
12	52
13	222
14	319
15	49
16	-1
17	12
18	99
19	25
20	144
21	61
22	41
23	9
24	109
25	-1
26	145
27	10
28	268
29	33
30	189
31	184
32	155
33	371
34	45
35	108
36	-1
37	118
38	26
39	11
40	149
41	146
42	108
43	5
44	235
45	49
46	299
47	253
48	32
49	-1
50	103
51	212
52	120
53	179
54	353
55	119
56	225
57	64
58	10
59	108
60	104

[1, 1, 5, 3, -1, 37, 39, 5, 2, -1, 89, 20, 52, 222, 319, 49, -1, 12, 99, 25, 144, 61, 41, 9, 109, -1, 145, 10, 268, 33, 189, 184, 155, 371, 45, 108, -1, 118, 26, 11, 149, 146, 108, 5, 235, 49, 299, 253, 32, -1, 103, 212, 120, 179, 353, 119, 225, 64, 10, 108, 104]

cp's OEIS Frontend

A114344 Starting position of the first n in the decimal expansion of the square root of n, or -1 if n never appears.

Table of values

List of values

n	a(n)
0	1
1	1
2	5
3	3
4	-1
5	37
6	39
7	5
8	2
9	-1
10	89
11	20
12	52
13	222
14	319
15	49
16	-1
17	12
18	99
19	25
20	144
21	61
22	41
23	9
24	109
25	-1
26	145
27	10
28	268
29	33
30	189
31	184
32	155
33	371
34	45
35	108
36	-1
37	118
38	26
39	11
40	149
41	146
42	108
43	5
44	235
45	49
46	299
47	253
48	32
49	-1
50	103
51	212
52	120
53	179
54	353
55	119
56	225
57	64
58	10
59	108
60	104

n	a(n)
0	1
1	1
2	5
3	3
4	-1
5	37
6	39
7	5
8	2
9	-1
10	89
11	20
12	52
13	222
14	319
15	49
16	-1
17	12
18	99
19	25
20	144
21	61
22	41
23	9
24	109
25	-1
26	145
27	10
28	268
29	33
30	189
31	184
32	155
33	371
34	45
35	108
36	-1
37	118
38	26
39	11
40	149
41	146
42	108
43	5
44	235
45	49
46	299
47	253
48	32
49	-1
50	103
51	212
52	120
53	179
54	353
55	119
56	225
57	64
58	10
59	108
60	104

n	a(n)
0	1
1	1
2	5
3	3
4	-1
5	37
6	39
7	5
8	2
9	-1
10	89
11	20
12	52
13	222
14	319
15	49
16	-1
17	12
18	99
19	25
20	144
21	61
22	41
23	9
24	109
25	-1
26	145
27	10
28	268
29	33
30	189
31	184
32	155
33	371
34	45
35	108
36	-1
37	118
38	26
39	11
40	149
41	146
42	108
43	5
44	235
45	49
46	299
47	253
48	32
49	-1
50	103
51	212
52	120
53	179
54	353
55	119
56	225
57	64
58	10
59	108
60	104