A263924 - cp's OEIS frontend

A263924 Numbers n such that there is a prime p > 3 and an exponent e such that the central binomial coefficient binomial(2n, n) is divisible by p^e but not by either 2^e or 3^e.

n	a(n)
1	64
2	256
3	272
4	324
5	513
6	514
7	516
8	544
9	1026
10	1028
11	1032
12	1064
13	1088
14	1089
15	1216
16	1544
17	1552
18	1568
19	1569
20	2052
21	2056
22	2064
23	2188
24	2192
25	2193
26	2194
27	2208
28	2224
29	2244
30	2248
31	2304
32	2313
33	2314

[64, 256, 272, 324, 513, 514, 516, 544, 1026, 1028, 1032, 1064, 1088, 1089, 1216, 1544, 1552, 1568, 1569, 2052, 2056, 2064, 2188, 2192, 2193, 2194, 2208, 2224, 2244, 2248, 2304, 2313, 2314]

cp's OEIS Frontend

A263924 Numbers n such that there is a prime p > 3 and an exponent e such that the central binomial coefficient binomial(2n, n) is divisible by p^e but not by either 2^e or 3^e.

Table of values

List of values