A037898 - cp's OEIS frontend

A037898 a(n)=(greatest base 4 digit of n)-(least base 4 digit of n).

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

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

cp's OEIS Frontend

A037898 a(n)=(greatest base 4 digit of n)-(least base 4 digit of n).

Table of values

List of values

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

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

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