A246560 - cp's OEIS frontend

A246560 Least number k such that k concatenated with n is a square, or 0 if no such k exists.

n	a(n)
1	8
2	0
3	0
4	6
5	2
6	1
7	0
8	0
9	4
10	0
11	0
12	0
13	0
14	0
15	0
16	21
17	0
18	0
19	0
20	0
21	1
22	0
23	0
24	3
25	2
26	0
27	0
28	0
29	5
30	0
31	0
32	0
33	0
34	0
35	0
36	19
37	0
38	0
39	0
40	0
41	4
42	0
43	0
44	1
45	0
46	0
47	0
48	0
49	18
50	0
51	0
52	0
53	0
54	0
55	0
56	2
57	0
58	0
59	0
60	0
61	3
62	0
63	0
64	17
65	0
66	0
67	0
68	0
69	1
70	0
71	0
72	0
73	0
74	0
75	0
76	5
77	0
78	0
79	0
80	0
81	16
82	0
83	0
84	4
85	0
86	0
87	0
88	0
89	2
90	0
91	0
92	0
93	0
94	0
95	0
96	1
97	0
98	0
99	0
100	8
101	0
102	0
103	0
104	23

[8, 0, 0, 6, 2, 1, 0, 0, 4, 0, 0, 0, 0, 0, 0, 21, 0, 0, 0, 0, 1, 0, 0, 3, 2, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 19, 0, 0, 0, 0, 4, 0, 0, 1, 0, 0, 0, 0, 18, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 3, 0, 0, 17, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 16, 0, 0, 4, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 8, 0, 0, 0, 23]

cp's OEIS Frontend

A246560 Least number k such that k concatenated with n is a square, or 0 if no such k exists.

Table of values

List of values

n	a(n)
1	8
2	0
3	0
4	6
5	2
6	1
7	0
8	0
9	4
10	0
11	0
12	0
13	0
14	0
15	0
16	21
17	0
18	0
19	0
20	0
21	1
22	0
23	0
24	3
25	2
26	0
27	0
28	0
29	5
30	0
31	0
32	0
33	0
34	0
35	0
36	19
37	0
38	0
39	0
40	0
41	4
42	0
43	0
44	1
45	0
46	0
47	0
48	0
49	18
50	0
51	0
52	0
53	0
54	0
55	0
56	2
57	0
58	0
59	0
60	0
61	3
62	0
63	0
64	17
65	0
66	0
67	0
68	0
69	1
70	0
71	0
72	0
73	0
74	0
75	0
76	5
77	0
78	0
79	0
80	0
81	16
82	0
83	0
84	4
85	0
86	0
87	0
88	0
89	2
90	0
91	0
92	0
93	0
94	0
95	0
96	1
97	0
98	0
99	0
100	8
101	0
102	0
103	0
104	23

n	a(n)
1	8
2	0
3	0
4	6
5	2
6	1
7	0
8	0
9	4
10	0
11	0
12	0
13	0
14	0
15	0
16	21
17	0
18	0
19	0
20	0
21	1
22	0
23	0
24	3
25	2
26	0
27	0
28	0
29	5
30	0
31	0
32	0
33	0
34	0
35	0
36	19
37	0
38	0
39	0
40	0
41	4
42	0
43	0
44	1
45	0
46	0
47	0
48	0
49	18
50	0
51	0
52	0
53	0
54	0
55	0
56	2
57	0
58	0
59	0
60	0
61	3
62	0
63	0
64	17
65	0
66	0
67	0
68	0
69	1
70	0
71	0
72	0
73	0
74	0
75	0
76	5
77	0
78	0
79	0
80	0
81	16
82	0
83	0
84	4
85	0
86	0
87	0
88	0
89	2
90	0
91	0
92	0
93	0
94	0
95	0
96	1
97	0
98	0
99	0
100	8
101	0
102	0
103	0
104	23

n	a(n)
1	8
2	0
3	0
4	6
5	2
6	1
7	0
8	0
9	4
10	0
11	0
12	0
13	0
14	0
15	0
16	21
17	0
18	0
19	0
20	0
21	1
22	0
23	0
24	3
25	2
26	0
27	0
28	0
29	5
30	0
31	0
32	0
33	0
34	0
35	0
36	19
37	0
38	0
39	0
40	0
41	4
42	0
43	0
44	1
45	0
46	0
47	0
48	0
49	18
50	0
51	0
52	0
53	0
54	0
55	0
56	2
57	0
58	0
59	0
60	0
61	3
62	0
63	0
64	17
65	0
66	0
67	0
68	0
69	1
70	0
71	0
72	0
73	0
74	0
75	0
76	5
77	0
78	0
79	0
80	0
81	16
82	0
83	0
84	4
85	0
86	0
87	0
88	0
89	2
90	0
91	0
92	0
93	0
94	0
95	0
96	1
97	0
98	0
99	0
100	8
101	0
102	0
103	0
104	23