A362670 - cp's OEIS frontend

A362670 Integer inradii for which there exists an isosceles triangle with integer sides (a, a, c) where a < c.

n	a(n)
1	3
2	4
3	6
4	8
5	9
6	12
7	15
8	16
9	18
10	20
11	21
12	24
13	27
14	28
15	30
16	32
17	33
18	35
19	36
20	39
21	40
22	42
23	44
24	45
25	48
26	51
27	52
28	54
29	56
30	57
31	60
32	63
33	64
34	66
35	68
36	69
37	70
38	72
39	75
40	76
41	78
42	80
43	81
44	84
45	87
46	88
47	90
48	92
49	93
50	96
51	99
52	100
53	102
54	104
55	105
56	108
57	111
58	112
59	114
60	116
61	117
62	120
63	123
64	124
65	126
66	128
67	129
68	132
69	135

[3, 4, 6, 8, 9, 12, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 33, 35, 36, 39, 40, 42, 44, 45, 48, 51, 52, 54, 56, 57, 60, 63, 64, 66, 68, 69, 70, 72, 75, 76, 78, 80, 81, 84, 87, 88, 90, 92, 93, 96, 99, 100, 102, 104, 105, 108, 111, 112, 114, 116, 117, 120, 123, 124, 126, 128, 129, 132, 135]

cp's OEIS Frontend

A362670 Integer inradii for which there exists an isosceles triangle with integer sides (a, a, c) where a < c.

Table of values

List of values

n	a(n)
1	3
2	4
3	6
4	8
5	9
6	12
7	15
8	16
9	18
10	20
11	21
12	24
13	27
14	28
15	30
16	32
17	33
18	35
19	36
20	39
21	40
22	42
23	44
24	45
25	48
26	51
27	52
28	54
29	56
30	57
31	60
32	63
33	64
34	66
35	68
36	69
37	70
38	72
39	75
40	76
41	78
42	80
43	81
44	84
45	87
46	88
47	90
48	92
49	93
50	96
51	99
52	100
53	102
54	104
55	105
56	108
57	111
58	112
59	114
60	116
61	117
62	120
63	123
64	124
65	126
66	128
67	129
68	132
69	135

n	a(n)
1	3
2	4
3	6
4	8
5	9
6	12
7	15
8	16
9	18
10	20
11	21
12	24
13	27
14	28
15	30
16	32
17	33
18	35
19	36
20	39
21	40
22	42
23	44
24	45
25	48
26	51
27	52
28	54
29	56
30	57
31	60
32	63
33	64
34	66
35	68
36	69
37	70
38	72
39	75
40	76
41	78
42	80
43	81
44	84
45	87
46	88
47	90
48	92
49	93
50	96
51	99
52	100
53	102
54	104
55	105
56	108
57	111
58	112
59	114
60	116
61	117
62	120
63	123
64	124
65	126
66	128
67	129
68	132
69	135

n	a(n)
1	3
2	4
3	6
4	8
5	9
6	12
7	15
8	16
9	18
10	20
11	21
12	24
13	27
14	28
15	30
16	32
17	33
18	35
19	36
20	39
21	40
22	42
23	44
24	45
25	48
26	51
27	52
28	54
29	56
30	57
31	60
32	63
33	64
34	66
35	68
36	69
37	70
38	72
39	75
40	76
41	78
42	80
43	81
44	84
45	87
46	88
47	90
48	92
49	93
50	96
51	99
52	100
53	102
54	104
55	105
56	108
57	111
58	112
59	114
60	116
61	117
62	120
63	123
64	124
65	126
66	128
67	129
68	132
69	135