A105211 - cp's OEIS frontend

A105211 a(1) = 412; for n > 1, a(n) = a(n-1) + 1 + sum of distinct prime factors of a(n-1) that are < a(n-1).

n	a(n)
1	412
2	518
3	565
4	684
5	709
6	710
7	789
8	1056
9	1073
10	1140
11	1170
12	1194
13	1399
14	1400
15	1415
16	1704
17	1781
18	1932
19	1968
20	2015
21	2065
22	2137
23	2138
24	3210
25	3328
26	3344
27	3377
28	3696
29	3720
30	3762
31	3798
32	4015
33	4105
34	4932
35	5075
36	5117
37	5185
38	5269
39	5760
40	5771
41	6000
42	6011
43	6012

[412, 518, 565, 684, 709, 710, 789, 1056, 1073, 1140, 1170, 1194, 1399, 1400, 1415, 1704, 1781, 1932, 1968, 2015, 2065, 2137, 2138, 3210, 3328, 3344, 3377, 3696, 3720, 3762, 3798, 4015, 4105, 4932, 5075, 5117, 5185, 5269, 5760, 5771, 6000, 6011, 6012]

cp's OEIS Frontend

A105211 a(1) = 412; for n > 1, a(n) = a(n-1) + 1 + sum of distinct prime factors of a(n-1) that are < a(n-1).

Table of values

List of values