A323592 n-th digit in the base-4 expansion of 1/n.

0, 0, 1, 0, 0, 2, 0, 0, 3, 1, 0, 1, 0, 1, 0, 0, 0, 3, 0, 0, 3, 0, 0, 2, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 2, 0, 1, 0, 1, 1, 0, 0, 1, 2, 3, 1, 0, 0, 2, 2, 2, 1, 0, 0, 0, 0, 0, 1, 0, 3, 2, 0, 3, 0, 3, 0, 0, 0, 0, 1, 3, 0, 0, 0, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 0, 0, 2, 2, 0, 1, 3, 1

Offset

1,6

Links

Table of n, a(n) for n=1..100.

Example

a(9) = 3, as the 9th digit in the base-4 expansion of 1/9 = 0.013013013013013013013013... is 3.

Mathematica

a = {}; Do[a = Append[a, Mod[ Floor[1/n * 4^n], 4] ], {n, 1, 100} ]; a

Crossrefs

Column 4 of A322392.

Cf. A061480.

Sequence in context: A238128 A238121 A171380 * A170980 A330369 A309577

Adjacent sequences: A323589 A323590 A323591 * A323593 A323594 A323595

Keyword

nonn,base,easy

Author

Derek J. Graves, Jan 18 2019, on behalf of Joseph A. Stocke

Status

approved