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A353143

Decimal repunits written in base 4.

6

0, 1, 23, 1233, 101113, 2231213, 123020013, 10033101013, 222120223013, 12213312233013, 1002032203113013, 22112101201213013, 1213132233100013013, 100022303120201013013, 2201230001311023013013, 121100320102103233013013, 3330220302313011113013013

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

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..16.

FORMULA

a(n) = A007090(A002275(n)).

PROG

(PARI) a(n) = fromdigits(digits((10^n-1)/9, 4));

CROSSREFS

Cf. A002275, A291962, A353142, A353144, A353145, A353146, A353147, A353148.

Cf. A002450, A007090.

Sequence in context: A061063 A372207 A100768 * A201309 A049003 A268961

Adjacent sequences: A353140 A353141 A353142 * A353144 A353145 A353146

KEYWORD

nonn,base,easy

AUTHOR

Seiichi Manyama, Apr 26 2022

STATUS

approved