A234584 - OEIS

A234584

Let S_n = 0 followed by base-9 expansion of n, reversed; sequence is concatenation of S_0, S_1, S_2, ...

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

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OFFSET

0,6

COMMENTS

This is a version of the van der Corput sequence in base 9.

REFERENCES

Richard Crandall and Carl Pomerance, Prime numbers. A computational perspective. Springer-Verlag, New York, 2001. xvi+545 pp. ISBN: 0-387-94777-9 MR1821158 (2002a:11007). See pp. 373-374.

LINKS

Paolo Xausa, Table of n, a(n) for n = 0..10000

MAPLE

See A234577.

MATHEMATICA

Flatten[Array[{0, Reverse[IntegerDigits[#, 9]]} &, 50, 0]] (* Paolo Xausa, Mar 19 2024 *)

CROSSREFS

Cf. A007095, A234577-A234583, A234585.

Sequence in context: A234581 A234582 A234583 * A234585 A257770 A027656

Adjacent sequences: A234581 A234582 A234583 * A234585 A234586 A234587

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Dec 29 2013

STATUS

approved