A067449 Smallest n-th power starting with 8.

8, 81, 8, 81, 844596301, 85766121, 823543, 815730721, 8662995818654939, 819628286980801, 8589934592, 8916100448256, 8192, 805345924720991301978201, 8629188747598184440949

Offset: 1

Author

Amarnath Murthy, Feb 05 2002

Keywords

• base
• easy
• nonn

Comments

Terms from Robert G. Wilson v.

Links

• Robert Israel, Table of n, a(n) for n = 1..492

Crossrefs

Cf. A067442, A067443, A067444, A067445, A067446, A067447, A067448.

Programs

Maple

f:= proc(n) local x, y;
  for x from 2 do
    y:= x^n;
    if floor(y/10^ilog10(y)) = 8 then return x^n fi
  od
end proc:
map(f, [$1..50]); # Robert Israel, Apr 02 2025

Mathematica

a = {}; Do[k = 1; While[First[IntegerDigits[k^n]] != 8, k++ ]; a = Append[a, k^n], {n, 1, 25}]; a (* Robert G. Wilson v *)