A109073 - cp's OEIS frontend

A109073 Number of decimal digits ( counted with multiplicity ) in n^2 but not in n.

n	a(n)
0	0
1	0
2	1
3	1
4	2
5	1
6	1
7	2
8	2
9	2
10	0
11	1
12	2
13	2
14	2
15	2
16	2
17	3
18	3
19	2
20	1
21	2
22	3
23	2
24	3
25	1
26	1
27	1
28	2
29	3
30	1
31	2
32	3
33	4
34	4
35	3
36	3
37	3
38	4
39	4
40	2
41	2
42	3
43	3
44	4
45	3
46	3
47	4
48	3
49	3
50	1
51	3
52	3
53	4
54	4
55	3
56	3
57	4
58	4
59	4
60	1
61	3
62	4
63	2
64	2
65	3
66	3
67	4
68	3
69	3
70	2
71	3
72	4
73	3
74	2
75	2
76	1
77	4
78	3
79	4
80	2
81	3
82	3
83	2
84	4
85	3
86	3
87	3
88	4
89	3
90	2
91	3
92	4
93	3
94	4
95	2
96	2
97	2
98	3
99	3
100	0
101	1
102	2
103	2
104	2

[0, 0, 1, 1, 2, 1, 1, 2, 2, 2, 0, 1, 2, 2, 2, 2, 2, 3, 3, 2, 1, 2, 3, 2, 3, 1, 1, 1, 2, 3, 1, 2, 3, 4, 4, 3, 3, 3, 4, 4, 2, 2, 3, 3, 4, 3, 3, 4, 3, 3, 1, 3, 3, 4, 4, 3, 3, 4, 4, 4, 1, 3, 4, 2, 2, 3, 3, 4, 3, 3, 2, 3, 4, 3, 2, 2, 1, 4, 3, 4, 2, 3, 3, 2, 4, 3, 3, 3, 4, 3, 2, 3, 4, 3, 4, 2, 2, 2, 3, 3, 0, 1, 2, 2, 2]

cp's OEIS Frontend

A109073 Number of decimal digits ( counted with multiplicity ) in n^2 but not in n.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	1
4	2
5	1
6	1
7	2
8	2
9	2
10	0
11	1
12	2
13	2
14	2
15	2
16	2
17	3
18	3
19	2
20	1
21	2
22	3
23	2
24	3
25	1
26	1
27	1
28	2
29	3
30	1
31	2
32	3
33	4
34	4
35	3
36	3
37	3
38	4
39	4
40	2
41	2
42	3
43	3
44	4
45	3
46	3
47	4
48	3
49	3
50	1
51	3
52	3
53	4
54	4
55	3
56	3
57	4
58	4
59	4
60	1
61	3
62	4
63	2
64	2
65	3
66	3
67	4
68	3
69	3
70	2
71	3
72	4
73	3
74	2
75	2
76	1
77	4
78	3
79	4
80	2
81	3
82	3
83	2
84	4
85	3
86	3
87	3
88	4
89	3
90	2
91	3
92	4
93	3
94	4
95	2
96	2
97	2
98	3
99	3
100	0
101	1
102	2
103	2
104	2

n	a(n)
0	0
1	0
2	1
3	1
4	2
5	1
6	1
7	2
8	2
9	2
10	0
11	1
12	2
13	2
14	2
15	2
16	2
17	3
18	3
19	2
20	1
21	2
22	3
23	2
24	3
25	1
26	1
27	1
28	2
29	3
30	1
31	2
32	3
33	4
34	4
35	3
36	3
37	3
38	4
39	4
40	2
41	2
42	3
43	3
44	4
45	3
46	3
47	4
48	3
49	3
50	1
51	3
52	3
53	4
54	4
55	3
56	3
57	4
58	4
59	4
60	1
61	3
62	4
63	2
64	2
65	3
66	3
67	4
68	3
69	3
70	2
71	3
72	4
73	3
74	2
75	2
76	1
77	4
78	3
79	4
80	2
81	3
82	3
83	2
84	4
85	3
86	3
87	3
88	4
89	3
90	2
91	3
92	4
93	3
94	4
95	2
96	2
97	2
98	3
99	3
100	0
101	1
102	2
103	2
104	2

n	a(n)
0	0
1	0
2	1
3	1
4	2
5	1
6	1
7	2
8	2
9	2
10	0
11	1
12	2
13	2
14	2
15	2
16	2
17	3
18	3
19	2
20	1
21	2
22	3
23	2
24	3
25	1
26	1
27	1
28	2
29	3
30	1
31	2
32	3
33	4
34	4
35	3
36	3
37	3
38	4
39	4
40	2
41	2
42	3
43	3
44	4
45	3
46	3
47	4
48	3
49	3
50	1
51	3
52	3
53	4
54	4
55	3
56	3
57	4
58	4
59	4
60	1
61	3
62	4
63	2
64	2
65	3
66	3
67	4
68	3
69	3
70	2
71	3
72	4
73	3
74	2
75	2
76	1
77	4
78	3
79	4
80	2
81	3
82	3
83	2
84	4
85	3
86	3
87	3
88	4
89	3
90	2
91	3
92	4
93	3
94	4
95	2
96	2
97	2
98	3
99	3
100	0
101	1
102	2
103	2
104	2