A212524 Number of k < 10^n such that A047988(k) = 0.

3, 17, 108, 755, 5936, 48474, 406270, 3532031, 31295358, 279591668, 2521429242, 22996137423

Offset

1,1

References

Thomas Kantke, Mathematische Unterhaltungen, in: Spektrum der Wissenschaft 4/1993, p. 11-13.

Thomas Kantke, Das Spiel Minimum, in: Spektrum der Wissenschaft Spezial Physik - Mathematik - Technik 2/2012, pp. 57-66.

Links

Table of n, a(n) for n=1..12.

Crossrefs

Cf. A047836, A047988, A213530, A213531, A213532, A213533.

Sequence in context: A077145 A299039 A123772 * A103730 A074556 A295808

Adjacent sequences: A212521 A212522 A212523 * A212525 A212526 A212527

Keyword

nonn

Author

Martin Renner, Jun 13 2012

Status

approved