A159798 - cp's OEIS frontend

A159798 Triangle read by rows in which row n lists n terms, starting with 1, such that the difference between successive terms is equal to n-3.

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	1
7	1
8	2
9	3
10	4
11	1
12	3
13	5
14	7
15	9
16	1
17	4
18	7
19	10
20	13
21	16
22	1
23	5
24	9
25	13
26	17
27	21
28	25
29	1
30	6
31	11
32	16
33	21
34	26
35	31
36	36
37	1
38	7
39	13
40	19
41	25
42	31
43	37
44	43
45	49
46	1
47	8
48	15
49	22
50	29
51	36
52	43
53	50
54	57
55	64
56	1
57	9
58	17
59	25
60	33
61	41
62	49
63	57
64	65
65	73
66	81
67	1
68	10
69	19
70	28
71	37
72	46
73	55
74	64
75	73
76	82
77	91
78	100
79	1
80	11

[1, 1, 0, 1, 1, 1, 1, 2, 3, 4, 1, 3, 5, 7, 9, 1, 4, 7, 10, 13, 16, 1, 5, 9, 13, 17, 21, 25, 1, 6, 11, 16, 21, 26, 31, 36, 1, 7, 13, 19, 25, 31, 37, 43, 49, 1, 8, 15, 22, 29, 36, 43, 50, 57, 64, 1, 9, 17, 25, 33, 41, 49, 57, 65, 73, 81, 1, 10, 19, 28, 37, 46, 55, 64, 73, 82, 91, 100, 1, 11]

cp's OEIS Frontend

A159798 Triangle read by rows in which row n lists n terms, starting with 1, such that the difference between successive terms is equal to n-3.

Table of values

List of values

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	1
7	1
8	2
9	3
10	4
11	1
12	3
13	5
14	7
15	9
16	1
17	4
18	7
19	10
20	13
21	16
22	1
23	5
24	9
25	13
26	17
27	21
28	25
29	1
30	6
31	11
32	16
33	21
34	26
35	31
36	36
37	1
38	7
39	13
40	19
41	25
42	31
43	37
44	43
45	49
46	1
47	8
48	15
49	22
50	29
51	36
52	43
53	50
54	57
55	64
56	1
57	9
58	17
59	25
60	33
61	41
62	49
63	57
64	65
65	73
66	81
67	1
68	10
69	19
70	28
71	37
72	46
73	55
74	64
75	73
76	82
77	91
78	100
79	1
80	11

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	1
7	1
8	2
9	3
10	4
11	1
12	3
13	5
14	7
15	9
16	1
17	4
18	7
19	10
20	13
21	16
22	1
23	5
24	9
25	13
26	17
27	21
28	25
29	1
30	6
31	11
32	16
33	21
34	26
35	31
36	36
37	1
38	7
39	13
40	19
41	25
42	31
43	37
44	43
45	49
46	1
47	8
48	15
49	22
50	29
51	36
52	43
53	50
54	57
55	64
56	1
57	9
58	17
59	25
60	33
61	41
62	49
63	57
64	65
65	73
66	81
67	1
68	10
69	19
70	28
71	37
72	46
73	55
74	64
75	73
76	82
77	91
78	100
79	1
80	11

n	a(n)
1	1
2	1
3	0
4	1
5	1
6	1
7	1
8	2
9	3
10	4
11	1
12	3
13	5
14	7
15	9
16	1
17	4
18	7
19	10
20	13
21	16
22	1
23	5
24	9
25	13
26	17
27	21
28	25
29	1
30	6
31	11
32	16
33	21
34	26
35	31
36	36
37	1
38	7
39	13
40	19
41	25
42	31
43	37
44	43
45	49
46	1
47	8
48	15
49	22
50	29
51	36
52	43
53	50
54	57
55	64
56	1
57	9
58	17
59	25
60	33
61	41
62	49
63	57
64	65
65	73
66	81
67	1
68	10
69	19
70	28
71	37
72	46
73	55
74	64
75	73
76	82
77	91
78	100
79	1
80	11