A303359 - cp's OEIS frontend

A303359 Bi-unitary near-perfect numbers: bi-unitary abundant numbers k such that the abundance d = bsigma(k) - 2*k is a bi-unitary divisor of k, where bsigma(k) is the sum of bi-unitary divisors of k (A188999).

n	a(n)
1	24
2	40
3	56
4	80
5	88
6	104
7	120
8	224
9	360
10	432
11	672
12	832
13	992
14	1008
15	1296
16	1456
17	1504
18	1584
19	1888
20	1952
21	2016
22	2160
23	2800
24	3800
25	5624
26	5800
27	7424
28	7616
29	9112
30	10080
31	11096
32	13736
33	15872
34	16256
35	17816
36	22848
37	24448
38	28544
39	30592
40	32128
41	33728
42	51136
43	62464
44	66368

[24, 40, 56, 80, 88, 104, 120, 224, 360, 432, 672, 832, 992, 1008, 1296, 1456, 1504, 1584, 1888, 1952, 2016, 2160, 2800, 3800, 5624, 5800, 7424, 7616, 9112, 10080, 11096, 13736, 15872, 16256, 17816, 22848, 24448, 28544, 30592, 32128, 33728, 51136, 62464, 66368]

cp's OEIS Frontend

A303359 Bi-unitary near-perfect numbers: bi-unitary abundant numbers k such that the abundance d = bsigma(k) - 2*k is a bi-unitary divisor of k, where bsigma(k) is the sum of bi-unitary divisors of k (A188999).

Table of values

List of values