A328935 - cp's OEIS frontend

A328935 Imprimitive Carmichael numbers: Carmichael numbers m such that if m = p_1 * p_2 * ... *p_k is the prime factorization of m then g(m) = gcd(p_1 - 1, ..., p_k - 1) > sqrt(lambda(m)), where lambda is the Carmichael lambda function (A002322).

n	a(n)
1	294409
2	399001
3	488881
4	512461
5	1152271
6	1461241
7	3057601
8	3828001
9	4335241
10	6189121
11	6733693
12	10267951
13	14676481
14	17098369
15	19384289
16	23382529
17	50201089
18	53711113
19	56052361
20	64377991
21	68154001
22	79624621
23	82929001
24	84350561
25	96895441
26	115039081
27	118901521
28	133800661

[294409, 399001, 488881, 512461, 1152271, 1461241, 3057601, 3828001, 4335241, 6189121, 6733693, 10267951, 14676481, 17098369, 19384289, 23382529, 50201089, 53711113, 56052361, 64377991, 68154001, 79624621, 82929001, 84350561, 96895441, 115039081, 118901521, 133800661]

cp's OEIS Frontend

A328935 Imprimitive Carmichael numbers: Carmichael numbers m such that if m = p_1 * p_2 * ... *p_k is the prime factorization of m then g(m) = gcd(p_1 - 1, ..., p_k - 1) > sqrt(lambda(m)), where lambda is the Carmichael lambda function (A002322).

Table of values

List of values