A267327 - cp's OEIS frontend

A267327 a(n) = decimal expansion of (n-1) prepended n times to the decimal expansion of n (n > 0).

n	a(n)
1	1
2	112
3	2223
4	33334
5	444445
6	5555556
7	66666667
8	777777778
9	8888888889
10	999999999910
11	101010101010101010101011
12	11111111111111111111111112
13	1212121212121212121212121213
14	131313131313131313131313131314
15	14141414141414141414141414141415
16	1515151515151515151515151515151516

[1, 112, 2223, 33334, 444445, 5555556, 66666667, 777777778, 8888888889, 999999999910, 101010101010101010101011, 11111111111111111111111112, 1212121212121212121212121213, 131313131313131313131313131314, 14141414141414141414141414141415, 1515151515151515151515151515151516]

cp's OEIS Frontend

A267327 a(n) = decimal expansion of (n-1) prepended n times to the decimal expansion of n (n > 0).

Table of values

List of values