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A062826
Square nialpdromes not ending in 0.
3
1, 4, 9, 64, 81, 441, 841, 961, 7744, 8874441, 9853321, 999887641
OFFSET
1,2
COMMENTS
Probably finite.
There are no more terms up to 10^11. - Charles R Greathouse IV, Jan 02 2014
No more terms up to 10^42. - Chai Wah Wu, Dec 07 2015
MAPLE
F:= proc(x) local L; L:= convert(x, base, 10); max(L[1..-2] - L[2..-1]) <= 0 end proc:
select(F, [seq(seq((10*x+y)^2, y=1..9), x=0..10^6)]); # Robert Israel, Dec 08 2015
CROSSREFS
Nialpdromes are A009996. Square nialpdromes are A028822.
Sequence in context: A270696 A069495 A029788 * A201918 A263675 A140483
KEYWORD
base,nonn,more
AUTHOR
David W. Wilson, Jul 20 2001
STATUS
approved