A376210 - cp's OEIS frontend

A376210 Numbers k for which among all possible Pythagorean triangles with the hypotenuse 4*k+1, the minimum of the lengths of the shorter legs is even.

n	a(n)
1	4
2	7
3	9
4	13
5	16
6	18
7	25
8	27
9	34
10	43
11	49
12	57
13	60
14	64
15	70
16	73
17	81
18	87
19	93
20	99
21	100
22	102
23	111
24	112
25	114
26	121
27	123
28	127
29	133
30	144
31	148
32	150
33	157
34	160
35	165
36	169
37	175
38	183
39	186
40	189
41	196
42	202
43	207
44	211
45	214
46	219
47	225
48	235
49	241
50	244
51	249
52	255
53	256
54	258
55	262
56	265
57	273

[4, 7, 9, 13, 16, 18, 25, 27, 34, 43, 49, 57, 60, 64, 70, 73, 81, 87, 93, 99, 100, 102, 111, 112, 114, 121, 123, 127, 133, 144, 148, 150, 157, 160, 165, 169, 175, 183, 186, 189, 196, 202, 207, 211, 214, 219, 225, 235, 241, 244, 249, 255, 256, 258, 262, 265, 273]

cp's OEIS Frontend

A376210 Numbers k for which among all possible Pythagorean triangles with the hypotenuse 4*k+1, the minimum of the lengths of the shorter legs is even.

Table of values

List of values

n	a(n)
1	4
2	7
3	9
4	13
5	16
6	18
7	25
8	27
9	34
10	43
11	49
12	57
13	60
14	64
15	70
16	73
17	81
18	87
19	93
20	99
21	100
22	102
23	111
24	112
25	114
26	121
27	123
28	127
29	133
30	144
31	148
32	150
33	157
34	160
35	165
36	169
37	175
38	183
39	186
40	189
41	196
42	202
43	207
44	211
45	214
46	219
47	225
48	235
49	241
50	244
51	249
52	255
53	256
54	258
55	262
56	265
57	273

n	a(n)
1	4
2	7
3	9
4	13
5	16
6	18
7	25
8	27
9	34
10	43
11	49
12	57
13	60
14	64
15	70
16	73
17	81
18	87
19	93
20	99
21	100
22	102
23	111
24	112
25	114
26	121
27	123
28	127
29	133
30	144
31	148
32	150
33	157
34	160
35	165
36	169
37	175
38	183
39	186
40	189
41	196
42	202
43	207
44	211
45	214
46	219
47	225
48	235
49	241
50	244
51	249
52	255
53	256
54	258
55	262
56	265
57	273

n	a(n)
1	4
2	7
3	9
4	13
5	16
6	18
7	25
8	27
9	34
10	43
11	49
12	57
13	60
14	64
15	70
16	73
17	81
18	87
19	93
20	99
21	100
22	102
23	111
24	112
25	114
26	121
27	123
28	127
29	133
30	144
31	148
32	150
33	157
34	160
35	165
36	169
37	175
38	183
39	186
40	189
41	196
42	202
43	207
44	211
45	214
46	219
47	225
48	235
49	241
50	244
51	249
52	255
53	256
54	258
55	262
56	265
57	273