A133377 - OEIS

A133377

Complete list of decimal numbers that when converted to hexadecimal produce the mirror image of the original number.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 53, 371, 5141, 99481

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

COMMENTS

There are 14 numbers in all, including single-digit numbers.

LINKS

EXAMPLE

53 = 35_16; 371 = 173_16.

MATHEMATICA

Select[Range[0, 10^5], IntegerDigits[#]==Reverse[IntegerDigits[#, 16]]&] (* James C. McMahon, Mar 17 2025 *)

PROG

(PARI) isok(n) = digits(n, 10) == Vecrev(digits(n, 16)); \\ Michel Marcus, Oct 05 2019

CROSSREFS

Subsequence of A133287. For n > 1, subsequence of A034294.

KEYWORD

base,easy,fini,nonn,full

AUTHOR

STATUS

approved