A165495 - cp's OEIS frontend

A165495 First result not divisible by 4 when iterating k -> k+tau(k) from 2(2n-1)^2.

n	a(n)
1	7
2	38
3	71
4	122
5	178
6	265
7	415
8	486
9	602
10	799
11	927
12	1230
13	1321
14	1486
15	1810
16	1951
17	2214
18	2474
19	2830
20	3194
21	3386
22	3738
23	4206
24	4639
25	4874
26	5358
27	5838
28	6222
29	6534
30	7101
31	7482
32	8145
33	8570
34	9010
35	9722
36	10922
37	10922
38	11434
39	11882
40	12571
41	13274

[7, 38, 71, 122, 178, 265, 415, 486, 602, 799, 927, 1230, 1321, 1486, 1810, 1951, 2214, 2474, 2830, 3194, 3386, 3738, 4206, 4639, 4874, 5358, 5838, 6222, 6534, 7101, 7482, 8145, 8570, 9010, 9722, 10922, 10922, 11434, 11882, 12571, 13274]

cp's OEIS Frontend

A165495 First result not divisible by 4 when iterating k -> k+tau(k) from 2(2n-1)^2.

Table of values

List of values