A303920 - cp's OEIS frontend

A303920 G.f.: A(x,y) = (1-y) * Sum_{n>=0} y^n * (1 + x*(1-y)^2)^(n^2).

n	a(n)
0	1
1	0
2	1
3	1
4	0
5	0
6	6
7	6
8	0
9	0
10	0
11	4
12	56
13	56
14	4
15	0
16	0
17	0
18	1
19	117
20	722
21	722
22	117
23	1
24	0
25	0
26	0
27	0
28	126
29	2982
30	12012
31	12012
32	2982
33	126
34	0
35	0
36	0
37	0
38	0
39	84
40	6916
41	79548
42	246092
43	246092
44	79548
45	6916
46	84
47	0
48	0
49	0
50	0
51	0
52	36
53	10900
54	312880
55	2322000
56	6002824
57	6002824
58	2322000
59	312880
60	10900
61	36
62	0
63	0
64	0
65	0
66	0
67	9
68	12717
69	864009
70	13617765
71	74916306
72	170048394
73	170048394
74	74916306
75	13617765
76	864009
77	12717
78	9
79	0
80	0
81	0
82	0
83	0
84	1
85	11421
86	1825786
87	57282026
88	604000555
89	2669115383
90	5489377628
91	5489377628
92	2669115383
93	604000555
94	57282026
95	1825786
96	11421
97	1
98	0
99	0

[1, 0, 1, 1, 0, 0, 6, 6, 0, 0, 0, 4, 56, 56, 4, 0, 0, 0, 1, 117, 722, 722, 117, 1, 0, 0, 0, 0, 126, 2982, 12012, 12012, 2982, 126, 0, 0, 0, 0, 0, 84, 6916, 79548, 246092, 246092, 79548, 6916, 84, 0, 0, 0, 0, 0, 36, 10900, 312880, 2322000, 6002824, 6002824, 2322000, 312880, 10900, 36, 0, 0, 0, 0, 0, 9, 12717, 864009, 13617765, 74916306, 170048394, 170048394, 74916306, 13617765, 864009, 12717, 9, 0, 0, 0, 0, 0, 1, 11421, 1825786, 57282026, 604000555, 2669115383, 5489377628, 5489377628, 2669115383, 604000555, 57282026, 1825786, 11421, 1, 0, 0]

cp's OEIS Frontend

A303920 G.f.: A(x,y) = (1-y) * Sum_{n>=0} y^n * (1 + x*(1-y)^2)^(n^2).

Table of values

List of values