A309883 - cp's OEIS frontend

A309883 Numbers k such that A003132(k^2) = A003132(k), where A003132(n) is the sum of the squares of the digits of n.

n	a(n)
1	0
2	1
3	10
4	35
5	100
6	152
7	350
8	377
9	452
10	539
11	709
12	1000
13	1299
14	1398
15	1439
16	1519
17	1520
18	1569
19	1591
20	1679
21	1965
22	2599
23	2838
24	3332
25	3500
26	3598
27	3770
28	4520
29	4586
30	4754
31	4854
32	5390
33	5501
34	5835
35	5857
36	6388
37	6595
38	6735
39	6861
40	6951
41	7090
42	7349
43	7887
44	8395
45	9795
46	10000
47	10056
48	10159
49	10389
50	11055
51	11091
52	12990
53	12999

[0, 1, 10, 35, 100, 152, 350, 377, 452, 539, 709, 1000, 1299, 1398, 1439, 1519, 1520, 1569, 1591, 1679, 1965, 2599, 2838, 3332, 3500, 3598, 3770, 4520, 4586, 4754, 4854, 5390, 5501, 5835, 5857, 6388, 6595, 6735, 6861, 6951, 7090, 7349, 7887, 8395, 9795, 10000, 10056, 10159, 10389, 11055, 11091, 12990, 12999]

cp's OEIS Frontend

A309883 Numbers k such that A003132(k^2) = A003132(k), where A003132(n) is the sum of the squares of the digits of n.

Table of values

List of values