A055479 Powers of ten written in base 9.

1, 11, 121, 1331, 14641, 162151, 1783661, 20731371, 228145181, 2520607101, 27726678111, 316104570221, 3477151372431, 38358665206741, 433056427275251, 4763631711137761, 53511048822526471, 588621548147802281, 6585837140636825201, 73555318547116177211

Offset

0,2

Links

Alois P. Heinz, Table of n, a(n) for n = 0..954

Maple

b:= proc(n) local m; m:= n; "";
      while m>0 do irem(m, 9, 'm'), % od;
      parse(cat(%))
    end:
a:= n-> b(10^n):
seq(a(n), n=0..23);  # Alois P. Heinz, Aug 23 2019

Mathematica

a[n_]:=FromDigits[IntegerDigits[10^n, 9]]; Array[a, 20, 0] (* Stefano Spezia, Jun 01 2025 *)

Crossrefs

Cf. A000468, A011557, A325203.

Sequence in context: A001020 A374725 A325203 * A195946 A003590 A072051

Adjacent sequences: A055476 A055477 A055478 * A055480 A055481 A055482

Keyword

easy,nonn,base

Author

Henry Bottomley, Jun 27 2000

Extensions

More terms from James Sellers, Jul 04 2000

Status

approved