OFFSET
0,2
LINKS
Harvey P. Dale, Table of n, a(n) for n = 0..1000
EXAMPLE
a(7) = 128821/11 = 11711.
MATHEMATICA
crd[n_]:=Module[{idn=IntegerDigits[2^n]}, FromDigits[Join[idn, Reverse[ idn]]/11]]; Array[crd, 30, 0] (* Harvey P. Dale, Feb 28 2013 *)
Table[With[{c=2^n}, (c*10^IntegerLength[c]+IntegerReverse[c])/11], {n, 0, 30}] (* Harvey P. Dale, Jan 01 2026 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 23 2003
EXTENSIONS
More terms from Franklin T. Adams-Watters, Apr 28 2006
STATUS
approved
