login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A276334 a(n) = A258199(n) * A276333(n). 5
0, 1, 2, 3, 4, 4, 4, 4, 8, 8, 8, 8, 12, 12, 12, 12, 16, 16, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 72, 72, 72, 72, 72, 72, 72, 72 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

a(n) is obtained by first replacing with zeros all other digits except the leftmost (the most significant) in the greedy A001563-base representation of n (A276326), then converting back to decimal. Used to compute A276335.

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..4320

FORMULA

a(n) = A258199(n) * A276333(n).

A276335(n) = n - a(n).

MATHEMATICA

Table[# Floor[n/#] &@ (# #!) &@ NestWhile[# + 1 &, 0, # #! <= n &[# + 1] &], {n, 84}] (* Michael De Vlieger, Aug 31 2016 *)

PROG

(Scheme) (define (A276334 n) (* (A258199 n) (A276333 n)))

CROSSREFS

Cf. A001563, A258199, A276332, A276333, A276335.

Sequence in context: A087827 A136528 A263252 * A225486 A325282 A305233

Adjacent sequences:  A276331 A276332 A276333 * A276335 A276336 A276337

KEYWORD

nonn,base

AUTHOR

Antti Karttunen, Aug 30 2016

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 12 09:35 EDT 2020. Contains 335657 sequences. (Running on oeis4.)