A046019 - cp's OEIS frontend

A046019 a(n) gives the number of different powers m^n for which the sum of the digits is equal to m.

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

[1, 9, 2, 6, 6, 5, 5, 9, 4, 4, 7, 4, 2, 12, 6, 8, 7, 5, 3, 10, 4, 4, 8, 4, 4, 14, 5, 3, 7, 6, 2, 11, 2, 8, 4, 6, 3, 9, 3, 3, 7, 2, 5, 10, 6, 4, 9, 9, 5, 12, 2, 4, 5, 5, 6, 3, 2, 7, 4, 5, 5, 6, 3, 4, 5, 5, 4, 9, 2, 6, 4, 3, 3, 6, 5, 6, 4, 4, 5, 9, 5, 3, 5, 5, 2, 6, 3, 7, 7, 4, 3, 8, 4, 4, 9, 6, 2, 8, 2, 5, 6, 3]

cp's OEIS Frontend

A046019 a(n) gives the number of different powers m^n for which the sum of the digits is equal to m.

Table of values

List of values

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

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

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