A260463 - cp's OEIS frontend

A260463 a(n) is the smallest number not already in the sequence such that a(n)^2 begins with n.

n	a(n)
1	1
2	5
3	6
4	2
5	23
6	8
7	27
8	9
9	3
10	10
11	34
12	11
13	37
14	12
15	39
16	4
17	42
18	43
19	14
20	45
21	46
22	15
23	48
24	49
25	16
26	51
27	52
28	17
29	54
30	55
31	56
32	18
33	58
34	59
35	188
36	19
37	61
38	62
39	63
40	20
41	203
42	65
43	66
44	21
45	213
46	68
47	69
48	22
49	7
50	71
51	72
52	229
53	73
54	74
55	235
56	75
57	24
58	241
59	77
60	78
61	247
62	25
63	251
64	80
65	81
66	257
67	26
68	83
69	263
70	84
71	267
72	85
73	86
74	273
75	87
76	276
77	88
78	28
79	89

[1, 5, 6, 2, 23, 8, 27, 9, 3, 10, 34, 11, 37, 12, 39, 4, 42, 43, 14, 45, 46, 15, 48, 49, 16, 51, 52, 17, 54, 55, 56, 18, 58, 59, 188, 19, 61, 62, 63, 20, 203, 65, 66, 21, 213, 68, 69, 22, 7, 71, 72, 229, 73, 74, 235, 75, 24, 241, 77, 78, 247, 25, 251, 80, 81, 257, 26, 83, 263, 84, 267, 85, 86, 273, 87, 276, 88, 28, 89]

cp's OEIS Frontend

A260463 a(n) is the smallest number not already in the sequence such that a(n)^2 begins with n.

Table of values

List of values

n	a(n)
1	1
2	5
3	6
4	2
5	23
6	8
7	27
8	9
9	3
10	10
11	34
12	11
13	37
14	12
15	39
16	4
17	42
18	43
19	14
20	45
21	46
22	15
23	48
24	49
25	16
26	51
27	52
28	17
29	54
30	55
31	56
32	18
33	58
34	59
35	188
36	19
37	61
38	62
39	63
40	20
41	203
42	65
43	66
44	21
45	213
46	68
47	69
48	22
49	7
50	71
51	72
52	229
53	73
54	74
55	235
56	75
57	24
58	241
59	77
60	78
61	247
62	25
63	251
64	80
65	81
66	257
67	26
68	83
69	263
70	84
71	267
72	85
73	86
74	273
75	87
76	276
77	88
78	28
79	89

n	a(n)
1	1
2	5
3	6
4	2
5	23
6	8
7	27
8	9
9	3
10	10
11	34
12	11
13	37
14	12
15	39
16	4
17	42
18	43
19	14
20	45
21	46
22	15
23	48
24	49
25	16
26	51
27	52
28	17
29	54
30	55
31	56
32	18
33	58
34	59
35	188
36	19
37	61
38	62
39	63
40	20
41	203
42	65
43	66
44	21
45	213
46	68
47	69
48	22
49	7
50	71
51	72
52	229
53	73
54	74
55	235
56	75
57	24
58	241
59	77
60	78
61	247
62	25
63	251
64	80
65	81
66	257
67	26
68	83
69	263
70	84
71	267
72	85
73	86
74	273
75	87
76	276
77	88
78	28
79	89

n	a(n)
1	1
2	5
3	6
4	2
5	23
6	8
7	27
8	9
9	3
10	10
11	34
12	11
13	37
14	12
15	39
16	4
17	42
18	43
19	14
20	45
21	46
22	15
23	48
24	49
25	16
26	51
27	52
28	17
29	54
30	55
31	56
32	18
33	58
34	59
35	188
36	19
37	61
38	62
39	63
40	20
41	203
42	65
43	66
44	21
45	213
46	68
47	69
48	22
49	7
50	71
51	72
52	229
53	73
54	74
55	235
56	75
57	24
58	241
59	77
60	78
61	247
62	25
63	251
64	80
65	81
66	257
67	26
68	83
69	263
70	84
71	267
72	85
73	86
74	273
75	87
76	276
77	88
78	28
79	89