A372808 - cp's OEIS frontend

A372808 a(n) = sum of the digits (mod 5) of 5^n.

n	a(n)
0	1
1	0
2	2
3	3
4	3
5	6
6	4
7	8
8	10
9	11
10	10
11	18
12	18
13	13
14	9
15	14
16	18
17	26
18	24
19	29
20	26
21	27
22	27
23	29
24	32
25	37
26	34
27	34
28	40
29	38
30	36
31	39
32	46
33	49
34	38
35	47
36	39
37	49
38	44
39	54
40	60
41	57
42	60
43	64
44	66
45	71
46	52
47	48
48	55
49	63
50	71
51	67
52	70
53	59
54	52
55	52
56	71
57	85
58	96
59	96
60	84
61	89
62	87
63	85
64	76
65	74
66	71
67	80

[1, 0, 2, 3, 3, 6, 4, 8, 10, 11, 10, 18, 18, 13, 9, 14, 18, 26, 24, 29, 26, 27, 27, 29, 32, 37, 34, 34, 40, 38, 36, 39, 46, 49, 38, 47, 39, 49, 44, 54, 60, 57, 60, 64, 66, 71, 52, 48, 55, 63, 71, 67, 70, 59, 52, 52, 71, 85, 96, 96, 84, 89, 87, 85, 76, 74, 71, 80]

cp's OEIS Frontend

A372808 a(n) = sum of the digits (mod 5) of 5^n.

Table of values

List of values

n	a(n)
0	1
1	0
2	2
3	3
4	3
5	6
6	4
7	8
8	10
9	11
10	10
11	18
12	18
13	13
14	9
15	14
16	18
17	26
18	24
19	29
20	26
21	27
22	27
23	29
24	32
25	37
26	34
27	34
28	40
29	38
30	36
31	39
32	46
33	49
34	38
35	47
36	39
37	49
38	44
39	54
40	60
41	57
42	60
43	64
44	66
45	71
46	52
47	48
48	55
49	63
50	71
51	67
52	70
53	59
54	52
55	52
56	71
57	85
58	96
59	96
60	84
61	89
62	87
63	85
64	76
65	74
66	71
67	80

n	a(n)
0	1
1	0
2	2
3	3
4	3
5	6
6	4
7	8
8	10
9	11
10	10
11	18
12	18
13	13
14	9
15	14
16	18
17	26
18	24
19	29
20	26
21	27
22	27
23	29
24	32
25	37
26	34
27	34
28	40
29	38
30	36
31	39
32	46
33	49
34	38
35	47
36	39
37	49
38	44
39	54
40	60
41	57
42	60
43	64
44	66
45	71
46	52
47	48
48	55
49	63
50	71
51	67
52	70
53	59
54	52
55	52
56	71
57	85
58	96
59	96
60	84
61	89
62	87
63	85
64	76
65	74
66	71
67	80

n	a(n)
0	1
1	0
2	2
3	3
4	3
5	6
6	4
7	8
8	10
9	11
10	10
11	18
12	18
13	13
14	9
15	14
16	18
17	26
18	24
19	29
20	26
21	27
22	27
23	29
24	32
25	37
26	34
27	34
28	40
29	38
30	36
31	39
32	46
33	49
34	38
35	47
36	39
37	49
38	44
39	54
40	60
41	57
42	60
43	64
44	66
45	71
46	52
47	48
48	55
49	63
50	71
51	67
52	70
53	59
54	52
55	52
56	71
57	85
58	96
59	96
60	84
61	89
62	87
63	85
64	76
65	74
66	71
67	80