A239624 - cp's OEIS frontend

A239624 Conjecturally, the number of numbers k such that prime(n)^2 is the largest squared prime divisor of binomial(2k,k).

n	a(n)
0	4
1	23
2	38
3	50
4	51
5	54
6	65
7	70
8	107
9	127
10	127
11	165
12	155
13	150
14	239
15	287
16	280
17	179
18	336
19	314
20	230
21	453
22	423
23	600
24	612
25	419
26	246
27	454
28	455
29	892
30	1117
31	624
32	916
33	432
34	1115
35	363
36	934
37	1061
38	763
39	1073
40	1203
41	524
42	1523
43	559
44	1278
45	735
46	2221
47	1987
48	929
49	475
50	1179
51	1605

[4, 23, 38, 50, 51, 54, 65, 70, 107, 127, 127, 165, 155, 150, 239, 287, 280, 179, 336, 314, 230, 453, 423, 600, 612, 419, 246, 454, 455, 892, 1117, 624, 916, 432, 1115, 363, 934, 1061, 763, 1073, 1203, 524, 1523, 559, 1278, 735, 2221, 1987, 929, 475, 1179, 1605]

cp's OEIS Frontend

A239624 Conjecturally, the number of numbers k such that prime(n)^2 is the largest squared prime divisor of binomial(2k,k).

Table of values

List of values