A245343 Sum of digits of n written in fractional base 5/3.

0, 1, 2, 3, 4, 3, 4, 5, 6, 7, 4, 5, 6, 7, 8, 7, 8, 9, 10, 11, 6, 7, 8, 9, 10, 7, 8, 9, 10, 11, 10, 11, 12, 13, 14, 7, 8, 9, 10, 11, 10, 11, 12, 13, 14, 9, 10, 11, 12, 13, 10, 11, 12, 13, 14, 13, 14, 15, 16, 17, 8, 9, 10, 11, 12, 11, 12, 13, 14, 15

Offset

0,3

Comments

The base 5/3 expansion is unique and thus the sum of digits function is well-defined.

Links

Table of n, a(n) for n=0..69.

Example

In base 5/3 the number 7 is represented by 32 and so a(7)=3+2=5.

Prog

(Sage) # uses [basepqsum from A245355]
[basepqsum(5, 3, y) for y in [0..200]]

Crossrefs

Cf. A024633, A007953, A053824.

Sequence in context: A326693 A280242 A325953 * A341019 A360535 A255938

Adjacent sequences: A245340 A245341 A245342 * A245344 A245345 A245346

Keyword

nonn,base

Author

James Van Alstine, Jul 18 2014

Extensions

Name corrected by Bernard Schott, Mar 18 2020

Status

approved