A350402 - cp's OEIS frontend

A350402 Numbers k such that binomial(k, 2) divides binomial(2^k-2, 2).

n	a(n)
1	2
2	3
3	7
4	11
5	19
6	31
7	43
8	127
9	163
10	211
11	271
12	311
13	331
14	379
15	487
16	571
17	631
18	811
19	883
20	991
21	1459
22	1471
23	1747
24	2311
25	2531
26	2647
27	2791
28	2971
29	3079
30	3631
31	3943
32	4091
33	5171
34	5419
35	6571
36	7591
37	8863
38	8911
39	9199
40	9791
41	9931
42	10891
43	11827
44	11971
45	13591
46	14407
47	15391
48	16759
49	17011
50	18523
51	19531
52	21871
53	22111
54	23431
55	24967

[2, 3, 7, 11, 19, 31, 43, 127, 163, 211, 271, 311, 331, 379, 487, 571, 631, 811, 883, 991, 1459, 1471, 1747, 2311, 2531, 2647, 2791, 2971, 3079, 3631, 3943, 4091, 5171, 5419, 6571, 7591, 8863, 8911, 9199, 9791, 9931, 10891, 11827, 11971, 13591, 14407, 15391, 16759, 17011, 18523, 19531, 21871, 22111, 23431, 24967]

cp's OEIS Frontend

A350402 Numbers k such that binomial(k, 2) divides binomial(2^k-2, 2).

Table of values

List of values