A191765 - cp's OEIS frontend

A191765 Integers that are a sum of two nonzero triangular numbers and also the sum of two nonzero square numbers.

n	a(n)
1	2
2	13
3	18
4	20
5	25
6	29
7	34
8	37
9	58
10	61
11	65
12	72
13	73
14	90
15	97
16	100
17	101
18	106
19	130
20	136
21	137
22	146
23	148
24	157
25	160
26	164
27	169
28	181
29	193
30	200
31	202
32	205
33	208
34	218
35	225
36	226
37	232
38	234
39	241
40	244
41	245
42	265
43	272
44	274
45	277
46	281
47	288
48	289
49	298
50	306
51	328
52	340
53	346
54	353
55	370
56	373
57	388
58	389
59	400

[2, 13, 18, 20, 25, 29, 34, 37, 58, 61, 65, 72, 73, 90, 97, 100, 101, 106, 130, 136, 137, 146, 148, 157, 160, 164, 169, 181, 193, 200, 202, 205, 208, 218, 225, 226, 232, 234, 241, 244, 245, 265, 272, 274, 277, 281, 288, 289, 298, 306, 328, 340, 346, 353, 370, 373, 388, 389, 400]

cp's OEIS Frontend

A191765 Integers that are a sum of two nonzero triangular numbers and also the sum of two nonzero square numbers.

Table of values

List of values

n	a(n)
1	2
2	13
3	18
4	20
5	25
6	29
7	34
8	37
9	58
10	61
11	65
12	72
13	73
14	90
15	97
16	100
17	101
18	106
19	130
20	136
21	137
22	146
23	148
24	157
25	160
26	164
27	169
28	181
29	193
30	200
31	202
32	205
33	208
34	218
35	225
36	226
37	232
38	234
39	241
40	244
41	245
42	265
43	272
44	274
45	277
46	281
47	288
48	289
49	298
50	306
51	328
52	340
53	346
54	353
55	370
56	373
57	388
58	389
59	400

n	a(n)
1	2
2	13
3	18
4	20
5	25
6	29
7	34
8	37
9	58
10	61
11	65
12	72
13	73
14	90
15	97
16	100
17	101
18	106
19	130
20	136
21	137
22	146
23	148
24	157
25	160
26	164
27	169
28	181
29	193
30	200
31	202
32	205
33	208
34	218
35	225
36	226
37	232
38	234
39	241
40	244
41	245
42	265
43	272
44	274
45	277
46	281
47	288
48	289
49	298
50	306
51	328
52	340
53	346
54	353
55	370
56	373
57	388
58	389
59	400

n	a(n)
1	2
2	13
3	18
4	20
5	25
6	29
7	34
8	37
9	58
10	61
11	65
12	72
13	73
14	90
15	97
16	100
17	101
18	106
19	130
20	136
21	137
22	146
23	148
24	157
25	160
26	164
27	169
28	181
29	193
30	200
31	202
32	205
33	208
34	218
35	225
36	226
37	232
38	234
39	241
40	244
41	245
42	265
43	272
44	274
45	277
46	281
47	288
48	289
49	298
50	306
51	328
52	340
53	346
54	353
55	370
56	373
57	388
58	389
59	400