A261897 - cp's OEIS frontend

A261897 Triangle read by rows: T(n,k) (1 <= k <= n+1) = number of sequences of length n, dominated by the squares, with entries from [0,k] and largest entry k.

n	a(n)
0	1
1	1
2	1
3	0
4	2
5	1
6	0
7	2
8	3
9	1
10	0
11	2
12	5
13	4
14	1
15	0
16	0
17	7
18	9
19	5
20	1
21	0
22	0
23	7
24	16
25	14
26	6
27	1
28	0
29	0
30	7
31	23
32	30
33	20
34	7
35	1
36	0
37	0
38	7
39	30
40	53
41	50
42	27
43	8
44	1
45	0
46	0
47	7
48	37
49	83
50	103
51	77
52	35
53	9
54	1
55	0
56	0
57	0
58	44
59	120
60	186
61	180
62	112
63	44
64	10
65	1
66	0
67	0
68	0
69	44
70	164
71	306
72	366
73	292
74	156
75	54
76	11
77	1

[1, 1, 1, 0, 2, 1, 0, 2, 3, 1, 0, 2, 5, 4, 1, 0, 0, 7, 9, 5, 1, 0, 0, 7, 16, 14, 6, 1, 0, 0, 7, 23, 30, 20, 7, 1, 0, 0, 7, 30, 53, 50, 27, 8, 1, 0, 0, 7, 37, 83, 103, 77, 35, 9, 1, 0, 0, 0, 44, 120, 186, 180, 112, 44, 10, 1, 0, 0, 0, 44, 164, 306, 366, 292, 156, 54, 11, 1]

cp's OEIS Frontend

A261897 Triangle read by rows: T(n,k) (1 <= k <= n+1) = number of sequences of length n, dominated by the squares, with entries from [0,k] and largest entry k.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	0
4	2
5	1
6	0
7	2
8	3
9	1
10	0
11	2
12	5
13	4
14	1
15	0
16	0
17	7
18	9
19	5
20	1
21	0
22	0
23	7
24	16
25	14
26	6
27	1
28	0
29	0
30	7
31	23
32	30
33	20
34	7
35	1
36	0
37	0
38	7
39	30
40	53
41	50
42	27
43	8
44	1
45	0
46	0
47	7
48	37
49	83
50	103
51	77
52	35
53	9
54	1
55	0
56	0
57	0
58	44
59	120
60	186
61	180
62	112
63	44
64	10
65	1
66	0
67	0
68	0
69	44
70	164
71	306
72	366
73	292
74	156
75	54
76	11
77	1

n	a(n)
0	1
1	1
2	1
3	0
4	2
5	1
6	0
7	2
8	3
9	1
10	0
11	2
12	5
13	4
14	1
15	0
16	0
17	7
18	9
19	5
20	1
21	0
22	0
23	7
24	16
25	14
26	6
27	1
28	0
29	0
30	7
31	23
32	30
33	20
34	7
35	1
36	0
37	0
38	7
39	30
40	53
41	50
42	27
43	8
44	1
45	0
46	0
47	7
48	37
49	83
50	103
51	77
52	35
53	9
54	1
55	0
56	0
57	0
58	44
59	120
60	186
61	180
62	112
63	44
64	10
65	1
66	0
67	0
68	0
69	44
70	164
71	306
72	366
73	292
74	156
75	54
76	11
77	1

n	a(n)
0	1
1	1
2	1
3	0
4	2
5	1
6	0
7	2
8	3
9	1
10	0
11	2
12	5
13	4
14	1
15	0
16	0
17	7
18	9
19	5
20	1
21	0
22	0
23	7
24	16
25	14
26	6
27	1
28	0
29	0
30	7
31	23
32	30
33	20
34	7
35	1
36	0
37	0
38	7
39	30
40	53
41	50
42	27
43	8
44	1
45	0
46	0
47	7
48	37
49	83
50	103
51	77
52	35
53	9
54	1
55	0
56	0
57	0
58	44
59	120
60	186
61	180
62	112
63	44
64	10
65	1
66	0
67	0
68	0
69	44
70	164
71	306
72	366
73	292
74	156
75	54
76	11
77	1