A037851 - cp's OEIS frontend

A037851 a(n)=Sum{d(i-1)-d(i): d(i) where Sum{d(i)*10^i: i=0,1,...,m} is the base 10 representation of n.

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

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0]

cp's OEIS Frontend

A037851 a(n)=Sum{d(i-1)-d(i): d(i) where Sum{d(i)*10^i: i=0,1,...,m} is the base 10 representation of n.

Table of values

List of values

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

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

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