A065350 - cp's OEIS frontend

A065350 a(n) = binomial(2*n, n) mod (n+1)^2.

n	a(n)
1	2
2	6
3	4
4	20
5	0
6	42
7	40
8	72
9	20
10	110
11	120
12	156
13	56
14	0
15	208
16	272
17	108
18	342
19	200
20	378
21	176
22	506
23	432
24	600
25	260
26	459
27	0
28	812
29	840
30	930
31	928
32	396
33	476
34	490
35	360
36	1332
37	608
38	1131
39	1200
40	1640
41	0
42	1806
43	880
44	0
45	920
46	2162
47	864
48	2352
49	1100
50	1224
51	208
52	2756
53	1296
54	2145

[2, 6, 4, 20, 0, 42, 40, 72, 20, 110, 120, 156, 56, 0, 208, 272, 108, 342, 200, 378, 176, 506, 432, 600, 260, 459, 0, 812, 840, 930, 928, 396, 476, 490, 360, 1332, 608, 1131, 1200, 1640, 0, 1806, 880, 0, 920, 2162, 864, 2352, 1100, 1224, 208, 2756, 1296, 2145]

cp's OEIS Frontend

A065350 a(n) = binomial(2*n, n) mod (n+1)^2.

Table of values

List of values