OFFSET
1,1
LINKS
Andrew Howroyd, Table of n, a(n) for n = 1..1000
EXAMPLE
a(5) = 131415/3 = 43805.
PROG
(PARI) a(n)={fromdigits(concat([digits(3*n-2), digits(3*n-1), digits(3*n)]))/3} \\ Andrew Howroyd, Nov 09 2019
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Apr 11 2003
EXTENSIONS
Terms a(12) and beyond from Andrew Howroyd, Nov 09 2019
STATUS
approved