A306985 - cp's OEIS frontend

A306985 Numbers k such that isigma(k) = isigma(k+1), where isigma(k) is the sum of the infinitary divisors of k (A049417).

n	a(n)
1	14
2	27
3	44
4	459
5	620
6	957
7	1334
8	1634
9	1652
10	2204
11	2685
12	3195
13	3451
14	3956
15	4064
16	4544
17	5547
18	8495
19	8636
20	8907
21	9844
22	11515
23	15296
24	19491
25	20145
26	20155
27	27643
28	31724
29	33998
30	38180
31	41265
32	41547
33	42818
34	45716
35	48364
36	61964
37	64665
38	74875
39	74918
40	79316
41	79826

[14, 27, 44, 459, 620, 957, 1334, 1634, 1652, 2204, 2685, 3195, 3451, 3956, 4064, 4544, 5547, 8495, 8636, 8907, 9844, 11515, 15296, 19491, 20145, 20155, 27643, 31724, 33998, 38180, 41265, 41547, 42818, 45716, 48364, 61964, 64665, 74875, 74918, 79316, 79826]

cp's OEIS Frontend

A306985 Numbers k such that isigma(k) = isigma(k+1), where isigma(k) is the sum of the infinitary divisors of k (A049417).

Table of values

List of values