A366210 Numbers whose median of the digits is equal to 4.

4, 17, 26, 35, 44, 53, 62, 71, 80, 144, 145, 146, 147, 148, 149, 154, 164, 174, 184, 194, 244, 245, 246, 247, 248, 249, 254, 264, 274, 284, 294, 344, 345, 346, 347, 348, 349, 354, 364, 374, 384, 394, 404, 405, 406, 407, 408, 409, 414, 415, 416, 417, 418, 419, 424, 425

Offset

1,1

Links

Table of n, a(n) for n=1..56.

Example

17 is a term since the median of the digits 1 and 7 is (1+7)/2 = 4;
144 is a term since the median of the digits 1, 4, and 4 is 4.

Mathematica

Select[Range[0, 425], Median[IntegerDigits[#]]==4&]

Crossrefs

Cf. A292730 (median = 0), A292739 (median = 9), A366207 (median = 1), A366208 (median = 2), A366209 (median = 3), A366211 (median = 5), A366212 (median = 6), A366213 (median = 7), A366214 (median = 8).

Sequence in context: A302618 A171227 A061387 * A335593 A319970 A272834

Adjacent sequences: A366207 A366208 A366209 * A366211 A366212 A366213

Keyword

nonn,base,easy

Author

Stefano Spezia, Oct 04 2023

Status

approved