A193715 - cp's OEIS frontend

A193715 Positions of triangular numbers (A000217) in the union of squares and triangular numbers (A005214).

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	9
7	11
8	12
9	13
10	15
11	17
12	18
13	20
14	22
15	23
16	25
17	27
18	29
19	30
20	32
21	34
22	35
23	37
24	39
25	41
26	42
27	44
28	46
29	47
30	49
31	51
32	52
33	54
34	56
35	58
36	59
37	61
38	63
39	64
40	66
41	68
42	70
43	71
44	73
45	75
46	76
47	78
48	80
49	81
50	82
51	84
52	86
53	87
54	89
55	91
56	92
57	94
58	96
59	98
60	99
61	101
62	103
63	104
64	106
65	108

[1, 2, 4, 6, 7, 9, 11, 12, 13, 15, 17, 18, 20, 22, 23, 25, 27, 29, 30, 32, 34, 35, 37, 39, 41, 42, 44, 46, 47, 49, 51, 52, 54, 56, 58, 59, 61, 63, 64, 66, 68, 70, 71, 73, 75, 76, 78, 80, 81, 82, 84, 86, 87, 89, 91, 92, 94, 96, 98, 99, 101, 103, 104, 106, 108]

cp's OEIS Frontend

A193715 Positions of triangular numbers (A000217) in the union of squares and triangular numbers (A005214).

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	9
7	11
8	12
9	13
10	15
11	17
12	18
13	20
14	22
15	23
16	25
17	27
18	29
19	30
20	32
21	34
22	35
23	37
24	39
25	41
26	42
27	44
28	46
29	47
30	49
31	51
32	52
33	54
34	56
35	58
36	59
37	61
38	63
39	64
40	66
41	68
42	70
43	71
44	73
45	75
46	76
47	78
48	80
49	81
50	82
51	84
52	86
53	87
54	89
55	91
56	92
57	94
58	96
59	98
60	99
61	101
62	103
63	104
64	106
65	108

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	9
7	11
8	12
9	13
10	15
11	17
12	18
13	20
14	22
15	23
16	25
17	27
18	29
19	30
20	32
21	34
22	35
23	37
24	39
25	41
26	42
27	44
28	46
29	47
30	49
31	51
32	52
33	54
34	56
35	58
36	59
37	61
38	63
39	64
40	66
41	68
42	70
43	71
44	73
45	75
46	76
47	78
48	80
49	81
50	82
51	84
52	86
53	87
54	89
55	91
56	92
57	94
58	96
59	98
60	99
61	101
62	103
63	104
64	106
65	108

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	9
7	11
8	12
9	13
10	15
11	17
12	18
13	20
14	22
15	23
16	25
17	27
18	29
19	30
20	32
21	34
22	35
23	37
24	39
25	41
26	42
27	44
28	46
29	47
30	49
31	51
32	52
33	54
34	56
35	58
36	59
37	61
38	63
39	64
40	66
41	68
42	70
43	71
44	73
45	75
46	76
47	78
48	80
49	81
50	82
51	84
52	86
53	87
54	89
55	91
56	92
57	94
58	96
59	98
60	99
61	101
62	103
63	104
64	106
65	108