A138494 - cp's OEIS frontend

A138494 a and b are integers > 0 satisfying a^2 + b^2 = c^2. Sequence gives the number of choices for a and b between successive values of c. (Integer solutions for c (Pythagorean triples) are not included.)

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	13
9	13
10	14
11	15
12	19
13	20
14	21
15	21
16	23
17	26
18	29
19	29
20	28
21	35
22	33
23	34
24	37
25	37
26	41
27	40
28	41
29	45
30	44
31	51
32	49
33	51
34	54
35	49
36	57
37	54
38	63
39	59
40	56
41	65
42	65
43	71
44	68
45	65
46	73
47	72
48	77
49	75
50	79
51	78
52	75
53	83
54	80
55	91
56	85
57	89
58	88
59	91
60	95
61	94
62	97
63	99
64	96
65	99
66	99
67	105
68	110
69	103
70	109

[1, 3, 4, 5, 7, 8, 11, 13, 13, 14, 15, 19, 20, 21, 21, 23, 26, 29, 29, 28, 35, 33, 34, 37, 37, 41, 40, 41, 45, 44, 51, 49, 51, 54, 49, 57, 54, 63, 59, 56, 65, 65, 71, 68, 65, 73, 72, 77, 75, 79, 78, 75, 83, 80, 91, 85, 89, 88, 91, 95, 94, 97, 99, 96, 99, 99, 105, 110, 103, 109]

cp's OEIS Frontend

A138494 a and b are integers > 0 satisfying a^2 + b^2 = c^2. Sequence gives the number of choices for a and b between successive values of c. (Integer solutions for c (Pythagorean triples) are not included.)

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	13
9	13
10	14
11	15
12	19
13	20
14	21
15	21
16	23
17	26
18	29
19	29
20	28
21	35
22	33
23	34
24	37
25	37
26	41
27	40
28	41
29	45
30	44
31	51
32	49
33	51
34	54
35	49
36	57
37	54
38	63
39	59
40	56
41	65
42	65
43	71
44	68
45	65
46	73
47	72
48	77
49	75
50	79
51	78
52	75
53	83
54	80
55	91
56	85
57	89
58	88
59	91
60	95
61	94
62	97
63	99
64	96
65	99
66	99
67	105
68	110
69	103
70	109

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	13
9	13
10	14
11	15
12	19
13	20
14	21
15	21
16	23
17	26
18	29
19	29
20	28
21	35
22	33
23	34
24	37
25	37
26	41
27	40
28	41
29	45
30	44
31	51
32	49
33	51
34	54
35	49
36	57
37	54
38	63
39	59
40	56
41	65
42	65
43	71
44	68
45	65
46	73
47	72
48	77
49	75
50	79
51	78
52	75
53	83
54	80
55	91
56	85
57	89
58	88
59	91
60	95
61	94
62	97
63	99
64	96
65	99
66	99
67	105
68	110
69	103
70	109

n	a(n)
1	1
2	3
3	4
4	5
5	7
6	8
7	11
8	13
9	13
10	14
11	15
12	19
13	20
14	21
15	21
16	23
17	26
18	29
19	29
20	28
21	35
22	33
23	34
24	37
25	37
26	41
27	40
28	41
29	45
30	44
31	51
32	49
33	51
34	54
35	49
36	57
37	54
38	63
39	59
40	56
41	65
42	65
43	71
44	68
45	65
46	73
47	72
48	77
49	75
50	79
51	78
52	75
53	83
54	80
55	91
56	85
57	89
58	88
59	91
60	95
61	94
62	97
63	99
64	96
65	99
66	99
67	105
68	110
69	103
70	109