A366208 Numbers whose median of the digits is equal to 2.

2, 13, 22, 31, 40, 122, 123, 124, 125, 126, 127, 128, 129, 132, 142, 152, 162, 172, 182, 192, 202, 203, 204, 205, 206, 207, 208, 209, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 240, 241, 242, 250, 251

Offset

1,1

Links

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

Example

13 is a term since the median of the digits 1 and 3 is (1+3)/2 = 2;
122 is a term since the median of the digits 1, 2, and 2 is 2.

Mathematica

Select[Range[0, 251], Median[IntegerDigits[#]]==2&]

Crossrefs

Cf. A292730 (median = 0), A292739 (median = 9), A366207 (median = 1), A366209 (median = 3), A366210 (median = 4), A366211 (median = 5), A366212 (median = 6), A366213 (median = 7), A366214 (median = 8).

Sequence in context: A085509 A127485 A061385 * A304815 A156179 A090519

Adjacent sequences: A366205 A366206 A366207 * A366209 A366210 A366211

Keyword

nonn,base,easy

Author

Stefano Spezia, Oct 04 2023

Status

approved