OFFSET
1,3
LINKS
Jason Kimberley, Table of n, a(n) for n = 1..10000
EXAMPLE
0*0*0, 1*1, 2*2*2, 3, 4*4*4*4, 5, 6*6*6*6*6*6, 7, 8*8*8, 9, ...
CROSSREFS
KEYWORD
easy,nonn,less
AUTHOR
Giovanni Teofilatto, Nov 13 2009
EXTENSIONS
a(1) = 0, a(28) = 28, a(29) = 29 corrected by Giovanni Teofilatto, Nov 14 2009
Edited by Jason Kimberley, Sep 26 2018
STATUS
approved