OFFSET
1,2
COMMENTS
Conjecture: All the terms are all positive for n>1. (n times concatenation of n with itself > n^n), n>1.
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..334
EXAMPLE
a(4) = (4444 -4^4)/4 = 1047.
MATHEMATICA
Table[(FromDigits[Flatten[IntegerDigits/@PadRight[{}, n, n]]]-n^n)/n, {n, 20}] (* Harvey P. Dale, Jul 04 2017 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 01 2003
EXTENSIONS
More terms from David Wasserman, Nov 10 2004
STATUS
approved