A092406 - cp's OEIS frontend

A092406 a(1)=1, a(n) = sigma(n) if sigma(n) >= a(n-1), otherwise a(n) = a(n-1) + sigma(n).

n	a(n)
1	1
2	3
3	4
4	7
5	13
6	25
7	33
8	48
9	61
10	79
11	91
12	119
13	133
14	157
15	181
16	212
17	230
18	269
19	289
20	331
21	363
22	399
23	423
24	483
25	514
26	556
27	596
28	652
29	682
30	754
31	786
32	849
33	897
34	951
35	999
36	1090
37	1128
38	1188
39	1244
40	1334
41	1376
42	1472
43	1516
44	1600
45	1678
46	1750
47	1798
48	1922
49	1979
50	2072
51	2144
52	2242

[1, 3, 4, 7, 13, 25, 33, 48, 61, 79, 91, 119, 133, 157, 181, 212, 230, 269, 289, 331, 363, 399, 423, 483, 514, 556, 596, 652, 682, 754, 786, 849, 897, 951, 999, 1090, 1128, 1188, 1244, 1334, 1376, 1472, 1516, 1600, 1678, 1750, 1798, 1922, 1979, 2072, 2144, 2242]

cp's OEIS Frontend

A092406 a(1)=1, a(n) = sigma(n) if sigma(n) >= a(n-1), otherwise a(n) = a(n-1) + sigma(n).

Table of values

List of values