A051593 - cp's OEIS frontend

A051593 Largest order of even permutation of n elements, or maximal order of element of alternating group A_n.

n	a(n)
0	1
1	1
2	1
3	3
4	3
5	5
6	5
7	7
8	15
9	15
10	21
11	21
12	35
13	35
14	60
15	105
16	105
17	105
18	140
19	210
20	210
21	420
22	420
23	420
24	420
25	840
26	1155
27	1260
28	1365
29	1540
30	2310
31	2520
32	4620
33	4620
34	5460
35	5460
36	9240
37	9240
38	13860
39	15015
40	16380
41	16380
42	27720
43	30030
44	32760
45	60060
46	60060
47	60060

[1, 1, 1, 3, 3, 5, 5, 7, 15, 15, 21, 21, 35, 35, 60, 105, 105, 105, 140, 210, 210, 420, 420, 420, 420, 840, 1155, 1260, 1365, 1540, 2310, 2520, 4620, 4620, 5460, 5460, 9240, 9240, 13860, 15015, 16380, 16380, 27720, 30030, 32760, 60060, 60060, 60060]

cp's OEIS Frontend

A051593 Largest order of even permutation of n elements, or maximal order of element of alternating group A_n.

Table of values

List of values