A383366 - cp's OEIS frontend

A383366 Smallest of a sociable triple i < j < k such that j = s(i), k = s(j), and i = s(k), where s(k) = A380845(k) - k is the sum of aliquot divisors of k that have the same binary weight as k.

n	a(n)
1	4400700
2	12963816
3	29878920
4	38353800
5	44973480
6	51894304
7	52208520
8	67849656
9	73134432
10	81685080
11	100711656
12	103759848
13	105096096
14	113044896
15	113161320
16	114608032
17	128639034
18	135465912
19	135559080
20	136786200
21	139242740
22	148758120
23	156686088
24	159628350
25	171090416

[4400700, 12963816, 29878920, 38353800, 44973480, 51894304, 52208520, 67849656, 73134432, 81685080, 100711656, 103759848, 105096096, 113044896, 113161320, 114608032, 128639034, 135465912, 135559080, 136786200, 139242740, 148758120, 156686088, 159628350, 171090416]

cp's OEIS Frontend

A383366 Smallest of a sociable triple i < j < k such that j = s(i), k = s(j), and i = s(k), where s(k) = A380845(k) - k is the sum of aliquot divisors of k that have the same binary weight as k.

Table of values

List of values