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!)
A097260 Numbers whose set of base 14 digits is {0,D}, where D base 14 = 13 base 10. 2
0, 13, 182, 195, 2548, 2561, 2730, 2743, 35672, 35685, 35854, 35867, 38220, 38233, 38402, 38415, 499408, 499421, 499590, 499603, 501956, 501969, 502138, 502151, 535080, 535093, 535262, 535275, 537628, 537641, 537810, 537823, 6991712 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

n such that there exists a permutation p_1, ..., p_n of 1, ..., n such that i + p_i is a power of 14 for every i.

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

FORMULA

a(n) = 13*A033050(n).

a(2n) = 14*a(n), a(2n+1) = a(2n)+13.

MATHEMATICA

FromDigits[#, 14]&/@Tuples[{0, 13}, 6] (* Harvey P. Dale, Sep 22 2011 *)

CROSSREFS

Cf. A001196, A005823, A097251-A097262.

Sequence in context: A020544 A009015 A067385 * A178303 A158548 A285399

Adjacent sequences:  A097257 A097258 A097259 * A097261 A097262 A097263

KEYWORD

nonn,base

AUTHOR

Ray Chandler, Aug 03 2004

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 May 30 05:35 EDT 2020. Contains 334712 sequences. (Running on oeis4.)