A235803 - cp's OEIS frontend

A235803 Rectangular array read by upward antidiagonals: A(n,k) = 1 + sqrt(k)*((1+sqrt(k))^n - (1-sqrt(k))^n)/2, n,k >= 0.

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	3
8	3
9	1
10	1
11	5
12	5
13	4
14	1
15	1
16	9
17	11
18	7
19	5
20	1
21	1
22	17
23	25
24	19
25	9
26	6
27	1
28	1
29	33
30	59
31	49
32	29
33	11
34	7
35	1
36	1
37	65
38	141
39	133
40	81
41	41
42	13
43	8
44	1
45	1
46	129
47	339
48	361
49	245
50	121
51	55
52	15
53	9
54	1
55	1
56	257
57	817
58	985
59	729
60	401
61	169
62	71
63	17
64	10
65	1

[1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 5, 5, 4, 1, 1, 9, 11, 7, 5, 1, 1, 17, 25, 19, 9, 6, 1, 1, 33, 59, 49, 29, 11, 7, 1, 1, 65, 141, 133, 81, 41, 13, 8, 1, 1, 129, 339, 361, 245, 121, 55, 15, 9, 1, 1, 257, 817, 985, 729, 401, 169, 71, 17, 10, 1]

cp's OEIS Frontend

A235803 Rectangular array read by upward antidiagonals: A(n,k) = 1 + sqrt(k)*((1+sqrt(k))^n - (1-sqrt(k))^n)/2, n,k >= 0.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	3
8	3
9	1
10	1
11	5
12	5
13	4
14	1
15	1
16	9
17	11
18	7
19	5
20	1
21	1
22	17
23	25
24	19
25	9
26	6
27	1
28	1
29	33
30	59
31	49
32	29
33	11
34	7
35	1
36	1
37	65
38	141
39	133
40	81
41	41
42	13
43	8
44	1
45	1
46	129
47	339
48	361
49	245
50	121
51	55
52	15
53	9
54	1
55	1
56	257
57	817
58	985
59	729
60	401
61	169
62	71
63	17
64	10
65	1

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	3
8	3
9	1
10	1
11	5
12	5
13	4
14	1
15	1
16	9
17	11
18	7
19	5
20	1
21	1
22	17
23	25
24	19
25	9
26	6
27	1
28	1
29	33
30	59
31	49
32	29
33	11
34	7
35	1
36	1
37	65
38	141
39	133
40	81
41	41
42	13
43	8
44	1
45	1
46	129
47	339
48	361
49	245
50	121
51	55
52	15
53	9
54	1
55	1
56	257
57	817
58	985
59	729
60	401
61	169
62	71
63	17
64	10
65	1

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	3
8	3
9	1
10	1
11	5
12	5
13	4
14	1
15	1
16	9
17	11
18	7
19	5
20	1
21	1
22	17
23	25
24	19
25	9
26	6
27	1
28	1
29	33
30	59
31	49
32	29
33	11
34	7
35	1
36	1
37	65
38	141
39	133
40	81
41	41
42	13
43	8
44	1
45	1
46	129
47	339
48	361
49	245
50	121
51	55
52	15
53	9
54	1
55	1
56	257
57	817
58	985
59	729
60	401
61	169
62	71
63	17
64	10
65	1