A110380 - cp's OEIS frontend

A110380 a(n) = min{p + q + r + ...} where p,q,r,... are distinct unary numbers - containing only ones, i.e., of the form (10^k - 1)/9 - formed by using a total of n ones.

n	a(n)
1	1
2	11
3	12
4	112
5	122
6	123
7	1123
8	1223
9	1233
10	1234
11	11234
12	12234
13	12334
14	12344
15	12345
16	112345
17	122345
18	123345
19	123445
20	123455
21	123456
22	1123456
23	1223456
24	1233456
25	1234456
26	1234556
27	1234566
28	1234567
29	11234567
30	12234567
31	12334567
32	12344567
33	12345567
34	12345667
35	12345677

[1, 11, 12, 112, 122, 123, 1123, 1223, 1233, 1234, 11234, 12234, 12334, 12344, 12345, 112345, 122345, 123345, 123445, 123455, 123456, 1123456, 1223456, 1233456, 1234456, 1234556, 1234566, 1234567, 11234567, 12234567, 12334567, 12344567, 12345567, 12345667, 12345677]

cp's OEIS Frontend

A110380 a(n) = min{p + q + r + ...} where p,q,r,... are distinct unary numbers - containing only ones, i.e., of the form (10^k - 1)/9 - formed by using a total of n ones.

Table of values

List of values