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A014888 n is equal to the number of 4s in all numbers <= n written in base 7. 0
761729, 761730, 823543, 1585272, 1585273, 1647086, 2408815, 2408816, 2470629, 3232358, 3232359 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..11.

CROSSREFS

Cf. A014778, A014886.

Sequence in context: A183825 A254074 A014889 * A234990 A043673 A233415

Adjacent sequences:  A014885 A014886 A014887 * A014889 A014890 A014891

KEYWORD

nonn,base,fini,full

AUTHOR

Olivier Gérard

EXTENSIONS

List proved complete by Hugo van der Sanden (cf. A014886).

STATUS

approved

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Last modified May 27 13:04 EDT 2022. Contains 354097 sequences. (Running on oeis4.)