A065388 - cp's OEIS frontend

A065388 Record values for sigma(m) + phi(m): sum of sigma and totient is larger than for any previous number.

n	a(n)
1	2
2	4
3	6
4	9
5	10
6	14
7	19
8	22
9	32
10	39
11	45
12	50
13	68
14	80
15	103
16	106
17	108
18	140
19	144
20	184
21	219
22	248
23	258
24	284
25	316
26	392
27	451
28	528
29	594
30	624
31	672
32	808
33	816
34	915
35	948
36	955
37	1088
38	1266
39	1440
40	1640
41	1704
42	1824
43	1843
44	2020
45	2031
46	2176
47	2208
48	2610
49	3072
50	3304
51	3512
52	3888

[2, 4, 6, 9, 10, 14, 19, 22, 32, 39, 45, 50, 68, 80, 103, 106, 108, 140, 144, 184, 219, 248, 258, 284, 316, 392, 451, 528, 594, 624, 672, 808, 816, 915, 948, 955, 1088, 1266, 1440, 1640, 1704, 1824, 1843, 2020, 2031, 2176, 2208, 2610, 3072, 3304, 3512, 3888]

cp's OEIS Frontend

A065388 Record values for sigma(m) + phi(m): sum of sigma and totient is larger than for any previous number.

Table of values

List of values