OFFSET
1,3
EXAMPLE
3656 is a term because !3 + !6 + !5 + !6 = 2 + 265 + 44 + 265 = 576 = 24^2.
MAPLE
A000166s := proc(n) local dgs; dgs := convert(n, base, 10) ; add(A000166(d), d=dgs) ; end proc:
isA178713 := proc(n)issqr(A000166s(n)) ; end proc:
for n from 0 to 2000 do if isA178713(n) then printf("%d, ", n); end if; end do: # R. J. Mathar, Jan 06 2011
CROSSREFS
KEYWORD
nonn,base,less
AUTHOR
Michel Lagneau, Dec 26 2010
STATUS
approved