A257484 - cp's OEIS frontend

A257484 Numbers k such that lambda(sum of divisors of k that are congruent to 0 mod 3) = lambda(sum of divisors of k that are congruent to 1 mod 3) = lambda(sum of divisors of k that are congruent to 2 mod 3) where lambda is the Carmichael function (A002322).

n	a(n)
1	78
2	222
3	234
4	294
5	312
6	366
7	375
8	438
9	582
10	618
11	666
12	834
13	876
14	882
15	888
16	936
17	942
18	1086
19	1095
20	1098
21	1125
22	1158
23	1176
24	1236
25	1314
26	1464
27	1482
28	1536
29	1545
30	1662
31	1746
32	1752
33	1842
34	1878
35	2013
36	2022
37	2028
38	2094
39	2166
40	2274
41	2316
42	2328
43	2382
44	2472
45	2502
46	2526

[78, 222, 234, 294, 312, 366, 375, 438, 582, 618, 666, 834, 876, 882, 888, 936, 942, 1086, 1095, 1098, 1125, 1158, 1176, 1236, 1314, 1464, 1482, 1536, 1545, 1662, 1746, 1752, 1842, 1878, 2013, 2022, 2028, 2094, 2166, 2274, 2316, 2328, 2382, 2472, 2502, 2526]

cp's OEIS Frontend

A257484 Numbers k such that lambda(sum of divisors of k that are congruent to 0 mod 3) = lambda(sum of divisors of k that are congruent to 1 mod 3) = lambda(sum of divisors of k that are congruent to 2 mod 3) where lambda is the Carmichael function (A002322).

Table of values

List of values