A134111 - OEIS

A134111

Powers of 5 written backwards and sorted.

1, 5, 52, 521, 526, 5213, 52187, 52651, 526093, 5213591, 5265679, 52182884, 526041442, 5213070221, 5265153016, 52187571503, 521354939267, 526098785251, 5265627964183, 52182368437091, 52604613476359, 521302851738674, 5265101975814832, 52187055982902911, 52609357744640695, 521359678322320892

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OFFSET

1,2

COMMENTS

All terms but the first one have initial digit 5.

LINKS

Table of n, a(n) for n=1..26.

MATHEMATICA

Sort[FromDigits[Reverse[IntegerDigits[#]]]&/@(5^Range[0, 30])] (* Harvey P. Dale, May 18 2012 *)

PROG

(PARI) A134111_first(n)=my(L=log(10)/log(5)); vecsort([A004086(5^k) | k<-[0..n\/L*L\1]])[1..n] \\ M. F. Hasler, Mar 27 2026

CROSSREFS