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A353148

Decimal repunits written in base 9.

6

0, 1, 12, 133, 1464, 16215, 178366, 2073137, 22814518, 252060710, 2772667811, 31610457022, 347715137243, 3835866520674, 43305642727525, 476363171113776, 5351104882252647, 58862154814780228, 658583714063682520, 7355531854711617721, 82021851512827806032

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

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..20.

FORMULA

a(n) = A007095(A002275(n)).

a(n) = (A055479(n) - 1)/10. - Hugo Pfoertner, Apr 26 2022

PROG

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

CROSSREFS

Cf. A002275, A291962, A353142, A353143, A353144, A353145, A353146, A353147.

Cf. A002452, A007095, A055479.

Sequence in context: A120674 A244205 A016123 * A015457 A015469 A144785

Adjacent sequences: A353145 A353146 A353147 * A353149 A353150 A353151

KEYWORD

nonn,base,easy

AUTHOR

Seiichi Manyama, Apr 26 2022

STATUS

approved