A219960 - cp's OEIS frontend

A219960 Numbers which do not reach zero under the repeated iteration x -> ceiling(sqrt(x)) * (ceiling(sqrt(x))^2 - x).

n	a(n)
1	366
2	680
3	691
4	1026
5	1136
6	1298
7	1323
8	1417
9	1464
10	1583
11	1604
12	1702
13	2079
14	2125
15	2222
16	2223
17	2374
18	2507
19	2604
20	2627
21	2821
22	2844
23	2897
24	3152
25	3157
26	3159
27	3183
28	3210
29	3231
30	3459
31	3697
32	3715
33	3762
34	3802
35	3866
36	3888
37	3936
38	3948
39	4004
40	4111
41	4133
42	4145
43	4231
44	4299

[366, 680, 691, 1026, 1136, 1298, 1323, 1417, 1464, 1583, 1604, 1702, 2079, 2125, 2222, 2223, 2374, 2507, 2604, 2627, 2821, 2844, 2897, 3152, 3157, 3159, 3183, 3210, 3231, 3459, 3697, 3715, 3762, 3802, 3866, 3888, 3936, 3948, 4004, 4111, 4133, 4145, 4231, 4299]

cp's OEIS Frontend

A219960 Numbers which do not reach zero under the repeated iteration x -> ceiling(sqrt(x)) * (ceiling(sqrt(x))^2 - x).

Table of values

List of values