A182757 - cp's OEIS frontend

A182757 Numbers k > 1 such that is no sequence B of type: {b(1) = 1, b(2) = k, for n >= 3; b(n) = the smallest number h > b(n-1) such that [[b(n-2) + b(n-1)] * [b(n-2) + h] * [b(n-1) + h]] / [b(n-2) * b(n-1) * h] is an integer}.

n	a(n)
1	4
2	5
3	7
4	8
5	9
6	10
7	11
8	12
9	13
10	15
11	16
12	17
13	18
14	19
15	20
16	22
17	23
18	24
19	25
20	26
21	27
22	28
23	29
24	30
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50

[4, 5, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50]

cp's OEIS Frontend

A182757 Numbers k > 1 such that is no sequence B of type: {b(1) = 1, b(2) = k, for n >= 3; b(n) = the smallest number h > b(n-1) such that [[b(n-2) + b(n-1)] * [b(n-2) + h] * [b(n-1) + h]] / [b(n-2) * b(n-1) * h] is an integer}.

Table of values

List of values

n	a(n)
1	4
2	5
3	7
4	8
5	9
6	10
7	11
8	12
9	13
10	15
11	16
12	17
13	18
14	19
15	20
16	22
17	23
18	24
19	25
20	26
21	27
22	28
23	29
24	30
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50

n	a(n)
1	4
2	5
3	7
4	8
5	9
6	10
7	11
8	12
9	13
10	15
11	16
12	17
13	18
14	19
15	20
16	22
17	23
18	24
19	25
20	26
21	27
22	28
23	29
24	30
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50

n	a(n)
1	4
2	5
3	7
4	8
5	9
6	10
7	11
8	12
9	13
10	15
11	16
12	17
13	18
14	19
15	20
16	22
17	23
18	24
19	25
20	26
21	27
22	28
23	29
24	30
25	31
26	32
27	33
28	34
29	36
30	37
31	38
32	39
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50