A082658 - cp's OEIS frontend

A082658 Integers expressible as the sum of a square and a triangular number in exactly two distinct ways.

n	a(n)
1	7
2	15
3	22
4	26
5	28
6	31
7	40
8	45
9	52
10	55
11	59
12	61
13	67
14	79
15	85
16	87
17	92
18	94
19	100
20	102
21	103
22	106
23	114
24	115
25	124
26	130
27	140
28	142
29	147
30	155
31	157
32	159
33	166
34	175
35	178
36	180
37	184
38	187
39	189
40	190
41	191
42	197
43	202
44	205
45	206
46	210
47	211
48	214
49	220
50	224
51	231
52	232
53	240
54	241
55	246
56	247

[7, 15, 22, 26, 28, 31, 40, 45, 52, 55, 59, 61, 67, 79, 85, 87, 92, 94, 100, 102, 103, 106, 114, 115, 124, 130, 140, 142, 147, 155, 157, 159, 166, 175, 178, 180, 184, 187, 189, 190, 191, 197, 202, 205, 206, 210, 211, 214, 220, 224, 231, 232, 240, 241, 246, 247]

cp's OEIS Frontend

A082658 Integers expressible as the sum of a square and a triangular number in exactly two distinct ways.

Table of values

List of values

n	a(n)
1	7
2	15
3	22
4	26
5	28
6	31
7	40
8	45
9	52
10	55
11	59
12	61
13	67
14	79
15	85
16	87
17	92
18	94
19	100
20	102
21	103
22	106
23	114
24	115
25	124
26	130
27	140
28	142
29	147
30	155
31	157
32	159
33	166
34	175
35	178
36	180
37	184
38	187
39	189
40	190
41	191
42	197
43	202
44	205
45	206
46	210
47	211
48	214
49	220
50	224
51	231
52	232
53	240
54	241
55	246
56	247

n	a(n)
1	7
2	15
3	22
4	26
5	28
6	31
7	40
8	45
9	52
10	55
11	59
12	61
13	67
14	79
15	85
16	87
17	92
18	94
19	100
20	102
21	103
22	106
23	114
24	115
25	124
26	130
27	140
28	142
29	147
30	155
31	157
32	159
33	166
34	175
35	178
36	180
37	184
38	187
39	189
40	190
41	191
42	197
43	202
44	205
45	206
46	210
47	211
48	214
49	220
50	224
51	231
52	232
53	240
54	241
55	246
56	247

n	a(n)
1	7
2	15
3	22
4	26
5	28
6	31
7	40
8	45
9	52
10	55
11	59
12	61
13	67
14	79
15	85
16	87
17	92
18	94
19	100
20	102
21	103
22	106
23	114
24	115
25	124
26	130
27	140
28	142
29	147
30	155
31	157
32	159
33	166
34	175
35	178
36	180
37	184
38	187
39	189
40	190
41	191
42	197
43	202
44	205
45	206
46	210
47	211
48	214
49	220
50	224
51	231
52	232
53	240
54	241
55	246
56	247