A008570 Digits of powers of 9.

1, 9, 8, 1, 7, 2, 9, 6, 5, 6, 1, 5, 9, 0, 4, 9, 5, 3, 1, 4, 4, 1, 4, 7, 8, 2, 9, 6, 9, 4, 3, 0, 4, 6, 7, 2, 1, 3, 8, 7, 4, 2, 0, 4, 8, 9, 3, 4, 8, 6, 7, 8, 4, 4, 0, 1, 3, 1, 3, 8, 1, 0, 5, 9, 6, 0, 9, 2, 8, 2, 4, 2, 9, 5, 3, 6, 4, 8, 1, 2, 5, 4, 1, 8, 6, 5, 8, 2, 8, 3, 2, 9, 2, 2, 8, 7, 6, 7, 9

Offset

0,2

Links

Seiichi Manyama, Rows n = 0..100, flattened

Example

Triangle begins:
  1;
  9;
  8, 1;
  7, 2, 9;
  6, 5, 6, 1;
  5, 9, 0, 4, 9;
  5, 3, 1, 4, 4, 1;
  4, 7, 8, 2, 9, 6, 9;
  ...

Mathematica

Flatten[IntegerDigits/@(9^Range[0, 20])] (* Harvey P. Dale, Nov 17 2024 *)

Crossrefs

Cf. A001019.

Sequence in context: A019888 A154975 A199472 * A244978 A114864 A261025

Adjacent sequences: A008567 A008568 A008569 * A008571 A008572 A008573

Keyword

nonn,base,easy,tabf

Author

N. J. A. Sloane

Status

approved