A380036 - cp's OEIS frontend

A380036 Smallest number which is not a triangular number mod n.

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	2
7	2
8	8
9	2
10	2
11	2
12	2
13	4
14	2
15	2
16	16
17	5
18	2
19	4
20	2
21	2
22	2
23	2
24	2
25	2
26	4
27	2
28	2
29	2
30	2
31	2
32	32
33	2
34	5
35	2
36	2
37	2
38	4
39	2
40	2
41	2
42	2
43	4
44	2
45	2
46	2
47	4
48	2
49	2
50	2
51	2
52	4
53	4
54	2
55	2
56	2
57	2
58	2
59	4
60	2
61	2
62	2
63	2
64	64
65	2
66	2
67	5
68	5
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	4
77	2
78	2
79	2
80	2
81	2
82	2
83	7
84	2
85	2
86	4
87	2
88	2
89	4
90	2
91	2
92	2
93	2
94	4

[1, 2, 2, 4, 2, 2, 2, 8, 2, 2, 2, 2, 4, 2, 2, 16, 5, 2, 4, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 32, 2, 5, 2, 2, 2, 4, 2, 2, 2, 2, 4, 2, 2, 2, 4, 2, 2, 2, 2, 4, 4, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 64, 2, 2, 5, 5, 2, 2, 2, 2, 2, 2, 2, 4, 2, 2, 2, 2, 2, 2, 7, 2, 2, 4, 2, 2, 4, 2, 2, 2, 2, 4]

cp's OEIS Frontend

A380036 Smallest number which is not a triangular number mod n.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	2
7	2
8	8
9	2
10	2
11	2
12	2
13	4
14	2
15	2
16	16
17	5
18	2
19	4
20	2
21	2
22	2
23	2
24	2
25	2
26	4
27	2
28	2
29	2
30	2
31	2
32	32
33	2
34	5
35	2
36	2
37	2
38	4
39	2
40	2
41	2
42	2
43	4
44	2
45	2
46	2
47	4
48	2
49	2
50	2
51	2
52	4
53	4
54	2
55	2
56	2
57	2
58	2
59	4
60	2
61	2
62	2
63	2
64	64
65	2
66	2
67	5
68	5
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	4
77	2
78	2
79	2
80	2
81	2
82	2
83	7
84	2
85	2
86	4
87	2
88	2
89	4
90	2
91	2
92	2
93	2
94	4

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	2
7	2
8	8
9	2
10	2
11	2
12	2
13	4
14	2
15	2
16	16
17	5
18	2
19	4
20	2
21	2
22	2
23	2
24	2
25	2
26	4
27	2
28	2
29	2
30	2
31	2
32	32
33	2
34	5
35	2
36	2
37	2
38	4
39	2
40	2
41	2
42	2
43	4
44	2
45	2
46	2
47	4
48	2
49	2
50	2
51	2
52	4
53	4
54	2
55	2
56	2
57	2
58	2
59	4
60	2
61	2
62	2
63	2
64	64
65	2
66	2
67	5
68	5
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	4
77	2
78	2
79	2
80	2
81	2
82	2
83	7
84	2
85	2
86	4
87	2
88	2
89	4
90	2
91	2
92	2
93	2
94	4

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	2
7	2
8	8
9	2
10	2
11	2
12	2
13	4
14	2
15	2
16	16
17	5
18	2
19	4
20	2
21	2
22	2
23	2
24	2
25	2
26	4
27	2
28	2
29	2
30	2
31	2
32	32
33	2
34	5
35	2
36	2
37	2
38	4
39	2
40	2
41	2
42	2
43	4
44	2
45	2
46	2
47	4
48	2
49	2
50	2
51	2
52	4
53	4
54	2
55	2
56	2
57	2
58	2
59	4
60	2
61	2
62	2
63	2
64	64
65	2
66	2
67	5
68	5
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	4
77	2
78	2
79	2
80	2
81	2
82	2
83	7
84	2
85	2
86	4
87	2
88	2
89	4
90	2
91	2
92	2
93	2
94	4