A051778 - cp's OEIS frontend

A051778 Triangle read by rows, where row (n) = n mod (n-1), n mod (n-2), n mod (n-3), ...n mod 2.

n	a(n)
3	1
4	1
5	0
6	1
7	2
8	1
9	1
10	2
11	0
12	0
13	1
14	2
15	3
16	1
17	1
18	1
19	2
20	3
21	0
22	2
23	0
24	1
25	2
26	3
27	4
28	1
29	0
30	1
31	1
32	2
33	3
34	4
35	0
36	2
37	1
38	0
39	1
40	2
41	3
42	4
43	5
44	1
45	3
46	2
47	1
48	1
49	2
50	3
51	4
52	5
53	0
54	2
55	0
56	0
57	0
58	1
59	2
60	3
61	4
62	5
63	6
64	1
65	3
66	1
67	1
68	1
69	1
70	2
71	3
72	4
73	5
74	6
75	0
76	2
77	4
78	2
79	2
80	0
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	1
89	3
90	0
91	3
92	0
93	1
94	1
95	2
96	3
97	4
98	5
99	6
100	7
101	0
102	2
103	4
104	1
105	0
106	1
107	0

[1, 1, 0, 1, 2, 1, 1, 2, 0, 0, 1, 2, 3, 1, 1, 1, 2, 3, 0, 2, 0, 1, 2, 3, 4, 1, 0, 1, 1, 2, 3, 4, 0, 2, 1, 0, 1, 2, 3, 4, 5, 1, 3, 2, 1, 1, 2, 3, 4, 5, 0, 2, 0, 0, 0, 1, 2, 3, 4, 5, 6, 1, 3, 1, 1, 1, 1, 2, 3, 4, 5, 6, 0, 2, 4, 2, 2, 0, 1, 2, 3, 4, 5, 6, 7, 1, 3, 0, 3, 0, 1, 1, 2, 3, 4, 5, 6, 7, 0, 2, 4, 1, 0, 1, 0]

cp's OEIS Frontend

A051778 Triangle read by rows, where row (n) = n mod (n-1), n mod (n-2), n mod (n-3), ...n mod 2.

Table of values

List of values

n	a(n)
3	1
4	1
5	0
6	1
7	2
8	1
9	1
10	2
11	0
12	0
13	1
14	2
15	3
16	1
17	1
18	1
19	2
20	3
21	0
22	2
23	0
24	1
25	2
26	3
27	4
28	1
29	0
30	1
31	1
32	2
33	3
34	4
35	0
36	2
37	1
38	0
39	1
40	2
41	3
42	4
43	5
44	1
45	3
46	2
47	1
48	1
49	2
50	3
51	4
52	5
53	0
54	2
55	0
56	0
57	0
58	1
59	2
60	3
61	4
62	5
63	6
64	1
65	3
66	1
67	1
68	1
69	1
70	2
71	3
72	4
73	5
74	6
75	0
76	2
77	4
78	2
79	2
80	0
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	1
89	3
90	0
91	3
92	0
93	1
94	1
95	2
96	3
97	4
98	5
99	6
100	7
101	0
102	2
103	4
104	1
105	0
106	1
107	0

n	a(n)
3	1
4	1
5	0
6	1
7	2
8	1
9	1
10	2
11	0
12	0
13	1
14	2
15	3
16	1
17	1
18	1
19	2
20	3
21	0
22	2
23	0
24	1
25	2
26	3
27	4
28	1
29	0
30	1
31	1
32	2
33	3
34	4
35	0
36	2
37	1
38	0
39	1
40	2
41	3
42	4
43	5
44	1
45	3
46	2
47	1
48	1
49	2
50	3
51	4
52	5
53	0
54	2
55	0
56	0
57	0
58	1
59	2
60	3
61	4
62	5
63	6
64	1
65	3
66	1
67	1
68	1
69	1
70	2
71	3
72	4
73	5
74	6
75	0
76	2
77	4
78	2
79	2
80	0
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	1
89	3
90	0
91	3
92	0
93	1
94	1
95	2
96	3
97	4
98	5
99	6
100	7
101	0
102	2
103	4
104	1
105	0
106	1
107	0

n	a(n)
3	1
4	1
5	0
6	1
7	2
8	1
9	1
10	2
11	0
12	0
13	1
14	2
15	3
16	1
17	1
18	1
19	2
20	3
21	0
22	2
23	0
24	1
25	2
26	3
27	4
28	1
29	0
30	1
31	1
32	2
33	3
34	4
35	0
36	2
37	1
38	0
39	1
40	2
41	3
42	4
43	5
44	1
45	3
46	2
47	1
48	1
49	2
50	3
51	4
52	5
53	0
54	2
55	0
56	0
57	0
58	1
59	2
60	3
61	4
62	5
63	6
64	1
65	3
66	1
67	1
68	1
69	1
70	2
71	3
72	4
73	5
74	6
75	0
76	2
77	4
78	2
79	2
80	0
81	1
82	2
83	3
84	4
85	5
86	6
87	7
88	1
89	3
90	0
91	3
92	0
93	1
94	1
95	2
96	3
97	4
98	5
99	6
100	7
101	0
102	2
103	4
104	1
105	0
106	1
107	0