

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



FORMULA

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



KEYWORD

nonn,base


AUTHOR



STATUS

approved



