A128549 - cp's OEIS frontend

A128549 Difference between triangular number and next perfect square.

n	a(n)
1	3
2	1
3	3
4	6
5	1
6	4
7	8
8	13
9	4
10	9
11	15
12	3
13	9
14	16
15	1
16	8
17	16
18	25
19	6
20	15
21	25
22	3
23	13
24	24
25	36
26	10
27	22
28	35
29	6
30	19
31	33
32	1
33	15
34	30
35	46
36	10
37	26
38	43
39	4
40	21
41	39
42	58
43	15
44	34
45	54
46	8
47	28
48	49
49	71
50	21
51	43
52	66
53	13
54	36
55	60
56	4
57	28
58	53
59	79
60	19
61	45
62	72
63	9
64	36
65	64
66	93
67	26
68	55
69	85
70	15
71	45
72	76
73	3
74	34
75	66
76	99
77	22

[3, 1, 3, 6, 1, 4, 8, 13, 4, 9, 15, 3, 9, 16, 1, 8, 16, 25, 6, 15, 25, 3, 13, 24, 36, 10, 22, 35, 6, 19, 33, 1, 15, 30, 46, 10, 26, 43, 4, 21, 39, 58, 15, 34, 54, 8, 28, 49, 71, 21, 43, 66, 13, 36, 60, 4, 28, 53, 79, 19, 45, 72, 9, 36, 64, 93, 26, 55, 85, 15, 45, 76, 3, 34, 66, 99, 22]

cp's OEIS Frontend

A128549 Difference between triangular number and next perfect square.

Table of values

List of values

n	a(n)
1	3
2	1
3	3
4	6
5	1
6	4
7	8
8	13
9	4
10	9
11	15
12	3
13	9
14	16
15	1
16	8
17	16
18	25
19	6
20	15
21	25
22	3
23	13
24	24
25	36
26	10
27	22
28	35
29	6
30	19
31	33
32	1
33	15
34	30
35	46
36	10
37	26
38	43
39	4
40	21
41	39
42	58
43	15
44	34
45	54
46	8
47	28
48	49
49	71
50	21
51	43
52	66
53	13
54	36
55	60
56	4
57	28
58	53
59	79
60	19
61	45
62	72
63	9
64	36
65	64
66	93
67	26
68	55
69	85
70	15
71	45
72	76
73	3
74	34
75	66
76	99
77	22

n	a(n)
1	3
2	1
3	3
4	6
5	1
6	4
7	8
8	13
9	4
10	9
11	15
12	3
13	9
14	16
15	1
16	8
17	16
18	25
19	6
20	15
21	25
22	3
23	13
24	24
25	36
26	10
27	22
28	35
29	6
30	19
31	33
32	1
33	15
34	30
35	46
36	10
37	26
38	43
39	4
40	21
41	39
42	58
43	15
44	34
45	54
46	8
47	28
48	49
49	71
50	21
51	43
52	66
53	13
54	36
55	60
56	4
57	28
58	53
59	79
60	19
61	45
62	72
63	9
64	36
65	64
66	93
67	26
68	55
69	85
70	15
71	45
72	76
73	3
74	34
75	66
76	99
77	22

n	a(n)
1	3
2	1
3	3
4	6
5	1
6	4
7	8
8	13
9	4
10	9
11	15
12	3
13	9
14	16
15	1
16	8
17	16
18	25
19	6
20	15
21	25
22	3
23	13
24	24
25	36
26	10
27	22
28	35
29	6
30	19
31	33
32	1
33	15
34	30
35	46
36	10
37	26
38	43
39	4
40	21
41	39
42	58
43	15
44	34
45	54
46	8
47	28
48	49
49	71
50	21
51	43
52	66
53	13
54	36
55	60
56	4
57	28
58	53
59	79
60	19
61	45
62	72
63	9
64	36
65	64
66	93
67	26
68	55
69	85
70	15
71	45
72	76
73	3
74	34
75	66
76	99
77	22