A197125 - cp's OEIS frontend

A197125 Numbers such that sum of digits and sum of the square of digits are both a square.

n	a(n)
1	1
2	4
3	9
4	10
5	40
6	90
7	100
8	400
9	900
10	1000
11	1111
12	1177
13	1224
14	1242
15	1339
16	1393
17	1422
18	1717
19	1771
20	1933
21	2124
22	2142
23	2214
24	2241
25	2412
26	2421
27	3139
28	3193
29	3319
30	3391
31	3913
32	3931
33	4000
34	4122
35	4212
36	4221
37	4444
38	4588
39	4669
40	4696
41	4858
42	4885
43	4966
44	5488
45	5848
46	5884

[1, 4, 9, 10, 40, 90, 100, 400, 900, 1000, 1111, 1177, 1224, 1242, 1339, 1393, 1422, 1717, 1771, 1933, 2124, 2142, 2214, 2241, 2412, 2421, 3139, 3193, 3319, 3391, 3913, 3931, 4000, 4122, 4212, 4221, 4444, 4588, 4669, 4696, 4858, 4885, 4966, 5488, 5848, 5884]

cp's OEIS Frontend

A197125 Numbers such that sum of digits and sum of the square of digits are both a square.

Table of values

List of values