A366207 Numbers whose median of the digits is equal to 1.

1, 11, 20, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 130, 131, 140, 141, 150, 151, 160, 161, 170, 171, 180, 181, 190, 191, 201, 210, 211, 301, 310, 311, 401, 410, 411, 501, 510, 511, 601, 610, 611, 701

Offset

1,2

Links

Table of n, a(n) for n=1..54.

Example

20 is a term since the median of the digits 0 and 2 is (0+2)/2 = 1;
102 is a term since the median of the digits 0, 1, and 2 is 1.

Mathematica

Select[Range[0, 701], Median[IntegerDigits[#]]==1&]

Crossrefs

Cf. A292730 (median = 0), A292739 (median = 9), A366208 (median = 2), A366209 (median = 3), A366210 (median = 4), A366211 (median = 5), A366212 (median = 6), A366213 (median = 7), A366214 (median = 8).

Sequence in context: A067969 A068599 A356986 * A180113 A198310 A085187

Adjacent sequences: A366204 A366205 A366206 * A366208 A366209 A366210

Keyword

nonn,base,easy

Author

Stefano Spezia, Oct 04 2023

Status

approved