A382956 - cp's OEIS frontend

A382956 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) = [x^n * y^k] Product_{p prime} 1/(1 - x^p - y^p).

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

[1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 2, 0, 1, 2, 0, 1, 1, 0, 2, 2, 0, 3, 2, 3, 0, 2, 3, 0, 3, 1, 1, 3, 0, 3, 3, 0, 5, 3, 6, 3, 5, 0, 3, 4, 0, 6, 4, 4, 4, 4, 6, 0, 4, 5, 0, 8, 4, 11, 8, 11, 4, 8, 0, 5, 6, 0, 10, 6, 10, 9, 9, 10, 6, 10, 0, 6, 7, 0, 13, 8, 19, 13, 28, 13, 19, 8, 13, 0, 7]

cp's OEIS Frontend

A382956 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where A(n,k) = [x^n * y^k] Product_{p prime} 1/(1 - x^p - y^p).

Table of values

List of values

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

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

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