A092681 - cp's OEIS frontend

A092681 Least number 2k such that p^2 divides the numerator of the Bernoulli number B(2k), where p is the n-th irregular prime, A000928(n).

n	a(n)
1	284
2	914
3	3292
4	5768
5	228
6	12112
7	11082
8	6302
9	11498
10	40220
11	34724
12	51976
13	1434
14	74750
15	67316
16	21508
17	63532
18	39378
19	67066
20	64012
21	91576
22	137766
23	137552
24	105582
25	158838
26	147660
27	175758
28	194776
29	173842
30	102148
31	132072
32	107112
33	127736
34	29248

[284, 914, 3292, 5768, 228, 12112, 11082, 6302, 11498, 40220, 34724, 51976, 1434, 74750, 67316, 21508, 63532, 39378, 67066, 64012, 91576, 137766, 137552, 105582, 158838, 147660, 175758, 194776, 173842, 102148, 132072, 107112, 127736, 29248]

cp's OEIS Frontend

A092681 Least number 2k such that p^2 divides the numerator of the Bernoulli number B(2k), where p is the n-th irregular prime, A000928(n).

Table of values

List of values