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A348303
a(n) is the largest n-digit number whose square has a digital sum equal to A348300(n).
3
7, 83, 937, 9417, 94863, 987917, 9893887, 99483667, 994927133, 9486778167, 99497231067, 999949483667, 9892825177313
OFFSET
1,1
MATHEMATICA
Array[#1 + Position[#2, Max[#2]][[-1, -1]] - 1 & @@ {#1, Map[Total@ IntegerDigits[#^2] &, Range[#1, #2]]} & @@ {10^(# - 1), 10^# - 1} &, 8] (* Michael De Vlieger, Oct 12 2021 *)
CROSSREFS
Sequence in context: A268704 A370522 A099668 * A240170 A231259 A187649
KEYWORD
nonn,base,more
AUTHOR
EXTENSIONS
a(11) from Chai Wah Wu, Nov 18 2021
a(12)-a(13) from Martin Ehrenstein, Nov 20 2021
STATUS
approved