OFFSET
0,3
COMMENTS
For n>2, a(n) mod 3 = 0.
LINKS
Indranil Ghosh, Table of n, a(n) for n = 0..10000
Indranil Ghosh, Python Program to generate the sequence.
FORMULA
EXAMPLE
For n=10, A003418(10) = 2520. So, the sum of digits of 2520 is 2+5+2+0 = 9. a(10)=9.
PROG
(PARI) a(n) = sumdigits(lcm(vector(n, i, i))); \\ Michel Marcus, Jan 01 2017
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Indranil Ghosh, Jan 01 2017
STATUS
approved