A014895 n is equal to the number of 3s in all numbers <= n written in base 5.

2787, 2788, 2793, 2794, 2940, 3125, 5912, 5913, 5918, 5919, 6065, 6250, 9037, 9038, 9043, 9044, 9190

Offset

1,1

Links

Table of n, a(n) for n=1..17.

Crossrefs

Cf. A014778.

Sequence in context: A237230 A206516 A119377 * A106300 A252601 A233923

Adjacent sequences: A014892 A014893 A014894 * A014896 A014897 A014898

Keyword

nonn,base,fini,full

Author

Olivier Gérard

Extensions

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

Status

approved