OFFSET
1,2
COMMENTS
This sequence occurred in an analysis of A098003, see link.
LINKS
Ivan Neretin, Table of n, a(n) for n = 1..10000
Keith Ramsay, Recursively Rotated Permutation. Posting in newsgroup sci.math, Sep 10 2004
EXAMPLE
a(8): The 8th odd number is 15=3*5. Replace factor 3 by 2: a(8)=2*5=10.
MATHEMATICA
Table[(2 n - 1)*(2/3)^IntegerExponent[2 n - 1, 3], {n, 67}] (* Ivan Neretin, Mar 05 2016 *)
PROG
(PARI) lista(nn) = {forstep(n=1, nn, 2, newn = if (np = valuation(n, 3), n*2^np/3^np, n); print1(newn, ", "); ); } \\ Michel Marcus, Mar 06 2016
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Hugo Pfoertner, Sep 10 2004
STATUS
approved