A270562 - cp's OEIS frontend

A270562 a(n) is the largest number m satisfying lambda(m)=n, or zero if there is no solution, where lambda(m) is Carmichael's lambda function A002322(m).

n	a(n)
1	2
2	24
3	0
4	240
5	0
6	504
7	0
8	480
9	0
10	264
11	0
12	65520
13	0
14	0
15	0
16	16320
17	0
18	28728
19	0
20	13200
21	0
22	552
23	0
24	131040
25	0
26	0
27	0
28	6960
29	0
30	171864
31	0
32	32640
33	0
34	0
35	0
36	138181680
37	0
38	0
39	0
40	1082400
41	0
42	151704
43	0
44	5520
45	0
46	1128
47	0
48	4455360
49	0
50	0
51	0
52	12720
53	0
54	86184
55	0
56	13920
57	0
58	1416
59	0
60	6814407600
61	0
62	0
63	0
64	65280

[2, 24, 0, 240, 0, 504, 0, 480, 0, 264, 0, 65520, 0, 0, 0, 16320, 0, 28728, 0, 13200, 0, 552, 0, 131040, 0, 0, 0, 6960, 0, 171864, 0, 32640, 0, 0, 0, 138181680, 0, 0, 0, 1082400, 0, 151704, 0, 5520, 0, 1128, 0, 4455360, 0, 0, 0, 12720, 0, 86184, 0, 13920, 0, 1416, 0, 6814407600, 0, 0, 0, 65280]

cp's OEIS Frontend

A270562 a(n) is the largest number m satisfying lambda(m)=n, or zero if there is no solution, where lambda(m) is Carmichael's lambda function A002322(m).

Table of values

List of values