

A014181


Numbers > 9 with all digits the same.


6



11, 22, 33, 44, 55, 66, 77, 88, 99, 111, 222, 333, 444, 555, 666, 777, 888, 999, 1111, 2222, 3333, 4444, 5555, 6666, 7777, 8888, 9999, 11111, 22222, 33333, 44444, 55555, 66666, 77777, 88888, 99999, 111111, 222222
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


COMMENTS

Original definition: Numbers in which all digits are repeated. (This would also include all terms of A033023 (e.g., 1100, 1122, ...) and maybe also 1010, 1212, etc.)  M. F. Hasler, Jun 24 2016


LINKS

Table of n, a(n) for n=1..38.


MATHEMATICA

Table[Map[FromDigits@ Table[#, k] &, Range@ 9], {k, 2, 6}] // Flatten (* Michael De Vlieger, Jun 24 2016 *)


PROG

(PARI) A014181(n)=10^((n+17)\9)\9*((n1)%9+1) \\ See A010785 for a nxt() function.  M. F. Hasler, Jun 24 2016


CROSSREFS

Same as A010785 except for onedigit numbers.
Sequence in context: A050785 A239019 A033023 * A068900 A083852 A241899
Adjacent sequences: A014178 A014179 A014180 * A014182 A014183 A014184


KEYWORD

nonn,base,changed


AUTHOR

N. J. A. Sloane.


EXTENSIONS

Better definition and offset changed to 1 by M. F. Hasler, Jun 24 2016


STATUS

approved



