A277425 - cp's OEIS frontend

A277425 a(n) = sqrt(16t^2 - 32t + k^2 + 8k - 8k*t + 16), where t = ceiling(sqrt(n)) and k = t^2 - n.

n	a(n)
1	0
2	2
3	3
4	4
5	4
6	5
7	6
8	7
9	8
10	6
11	7
12	8
13	9
14	10
15	11
16	12
17	8
18	9
19	10
20	11
21	12
22	13
23	14
24	15
25	16
26	10
27	11
28	12
29	13
30	14
31	15
32	16
33	17
34	18
35	19
36	20
37	12
38	13
39	14
40	15
41	16
42	17
43	18
44	19
45	20
46	21
47	22
48	23
49	24
50	14
51	15
52	16
53	17
54	18
55	19
56	20
57	21
58	22
59	23
60	24
61	25
62	26
63	27
64	28
65	16
66	17
67	18
68	19
69	20
70	21
71	22
72	23
73	24
74	25
75	26
76	27
77	28

[0, 2, 3, 4, 4, 5, 6, 7, 8, 6, 7, 8, 9, 10, 11, 12, 8, 9, 10, 11, 12, 13, 14, 15, 16, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28]

cp's OEIS Frontend

A277425 a(n) = sqrt(16t^2 - 32t + k^2 + 8k - 8k*t + 16), where t = ceiling(sqrt(n)) and k = t^2 - n.

Table of values

List of values

n	a(n)
1	0
2	2
3	3
4	4
5	4
6	5
7	6
8	7
9	8
10	6
11	7
12	8
13	9
14	10
15	11
16	12
17	8
18	9
19	10
20	11
21	12
22	13
23	14
24	15
25	16
26	10
27	11
28	12
29	13
30	14
31	15
32	16
33	17
34	18
35	19
36	20
37	12
38	13
39	14
40	15
41	16
42	17
43	18
44	19
45	20
46	21
47	22
48	23
49	24
50	14
51	15
52	16
53	17
54	18
55	19
56	20
57	21
58	22
59	23
60	24
61	25
62	26
63	27
64	28
65	16
66	17
67	18
68	19
69	20
70	21
71	22
72	23
73	24
74	25
75	26
76	27
77	28

n	a(n)
1	0
2	2
3	3
4	4
5	4
6	5
7	6
8	7
9	8
10	6
11	7
12	8
13	9
14	10
15	11
16	12
17	8
18	9
19	10
20	11
21	12
22	13
23	14
24	15
25	16
26	10
27	11
28	12
29	13
30	14
31	15
32	16
33	17
34	18
35	19
36	20
37	12
38	13
39	14
40	15
41	16
42	17
43	18
44	19
45	20
46	21
47	22
48	23
49	24
50	14
51	15
52	16
53	17
54	18
55	19
56	20
57	21
58	22
59	23
60	24
61	25
62	26
63	27
64	28
65	16
66	17
67	18
68	19
69	20
70	21
71	22
72	23
73	24
74	25
75	26
76	27
77	28

cp's OEIS Frontend

A277425 a(n) = sqrt(16*t^2 - 32*t + k^2 + 8*k - 8*k*t + 16), where t = ceiling(sqrt(n)) and k = t^2 - n.

Table of values

List of values

A277425 a(n) = sqrt(16t^2 - 32t + k^2 + 8k - 8k*t + 16), where t = ceiling(sqrt(n)) and k = t^2 - n.

n	a(n)
1	0
2	2
3	3
4	4
5	4
6	5
7	6
8	7
9	8
10	6
11	7
12	8
13	9
14	10
15	11
16	12
17	8
18	9
19	10
20	11
21	12
22	13
23	14
24	15
25	16
26	10
27	11
28	12
29	13
30	14
31	15
32	16
33	17
34	18
35	19
36	20
37	12
38	13
39	14
40	15
41	16
42	17
43	18
44	19
45	20
46	21
47	22
48	23
49	24
50	14
51	15
52	16
53	17
54	18
55	19
56	20
57	21
58	22
59	23
60	24
61	25
62	26
63	27
64	28
65	16
66	17
67	18
68	19
69	20
70	21
71	22
72	23
73	24
74	25
75	26
76	27
77	28