OFFSET
1,1
LINKS
Andrew Howroyd, Table of n, a(n) for n = 1..1000
EXAMPLE
a(3) = 131415161718/6 = 21902526953.
PROG
(PARI) a(n)={fromdigits(concat(vector(6, k, digits(6*(n-1)+k))))/6} \\ Andrew Howroyd, Nov 09 2019
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Apr 11 2003
EXTENSIONS
Terms a(8) and beyond from Andrew Howroyd, Nov 09 2019
STATUS
approved