A381336 - cp's OEIS frontend

A381336 a(n) is the smallest k > 0 for which a nondegenerate integer-sided triangle (k, k + n, c >= k + n) with an integer area exists.

n	a(n)
1	3
2	6
3	9
4	12
5	12
6	18
7	5
8	7
9	4
10	24
11	14
12	36
13	15
14	10
15	36
16	14
17	7
18	8
19	6
20	21
21	8
22	3
23	12
24	5
25	10
26	15
27	12
28	20
29	46
30	35
31	9
32	28
33	20
34	14
35	25
36	16
37	15
38	12
39	22
40	21
41	19
42	16
43	12
44	6
45	20
46	5
47	4
48	10
49	11
50	20
51	21
52	30
53	96
54	24
55	13
56	9
57	18
58	7
59	25
60	63
61	21
62	18
63	22
64	9
65	35
66	9
67	25
68	21
69	36
70	17
71	13

[3, 6, 9, 12, 12, 18, 5, 7, 4, 24, 14, 36, 15, 10, 36, 14, 7, 8, 6, 21, 8, 3, 12, 5, 10, 15, 12, 20, 46, 35, 9, 28, 20, 14, 25, 16, 15, 12, 22, 21, 19, 16, 12, 6, 20, 5, 4, 10, 11, 20, 21, 30, 96, 24, 13, 9, 18, 7, 25, 63, 21, 18, 22, 9, 35, 9, 25, 21, 36, 17, 13]

cp's OEIS Frontend

A381336 a(n) is the smallest k > 0 for which a nondegenerate integer-sided triangle (k, k + n, c >= k + n) with an integer area exists.

Table of values

List of values

n	a(n)
1	3
2	6
3	9
4	12
5	12
6	18
7	5
8	7
9	4
10	24
11	14
12	36
13	15
14	10
15	36
16	14
17	7
18	8
19	6
20	21
21	8
22	3
23	12
24	5
25	10
26	15
27	12
28	20
29	46
30	35
31	9
32	28
33	20
34	14
35	25
36	16
37	15
38	12
39	22
40	21
41	19
42	16
43	12
44	6
45	20
46	5
47	4
48	10
49	11
50	20
51	21
52	30
53	96
54	24
55	13
56	9
57	18
58	7
59	25
60	63
61	21
62	18
63	22
64	9
65	35
66	9
67	25
68	21
69	36
70	17
71	13

n	a(n)
1	3
2	6
3	9
4	12
5	12
6	18
7	5
8	7
9	4
10	24
11	14
12	36
13	15
14	10
15	36
16	14
17	7
18	8
19	6
20	21
21	8
22	3
23	12
24	5
25	10
26	15
27	12
28	20
29	46
30	35
31	9
32	28
33	20
34	14
35	25
36	16
37	15
38	12
39	22
40	21
41	19
42	16
43	12
44	6
45	20
46	5
47	4
48	10
49	11
50	20
51	21
52	30
53	96
54	24
55	13
56	9
57	18
58	7
59	25
60	63
61	21
62	18
63	22
64	9
65	35
66	9
67	25
68	21
69	36
70	17
71	13

n	a(n)
1	3
2	6
3	9
4	12
5	12
6	18
7	5
8	7
9	4
10	24
11	14
12	36
13	15
14	10
15	36
16	14
17	7
18	8
19	6
20	21
21	8
22	3
23	12
24	5
25	10
26	15
27	12
28	20
29	46
30	35
31	9
32	28
33	20
34	14
35	25
36	16
37	15
38	12
39	22
40	21
41	19
42	16
43	12
44	6
45	20
46	5
47	4
48	10
49	11
50	20
51	21
52	30
53	96
54	24
55	13
56	9
57	18
58	7
59	25
60	63
61	21
62	18
63	22
64	9
65	35
66	9
67	25
68	21
69	36
70	17
71	13