A045791 - OEIS

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A045791

Squares with initial digit '7'.

729, 784, 7056, 7225, 7396, 7569, 7744, 7921, 70225, 70756, 71289, 71824, 72361, 72900, 73441, 73984, 74529, 75076, 75625, 76176, 76729, 77284, 77841, 78400, 78961, 79524, 700569, 702244, 703921, 705600, 707281, 708964, 710649, 712336

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..34.

FORMULA

a(n) = A045861(n)^2. - Michel Marcus, Sep 04 2021

MATHEMATICA

Flatten[Table[Range[Ceiling[Sqrt[7 10^n]], Floor[Sqrt[8 10^n]]]^2, {n, 5}]] (* Harvey P. Dale, Jun 15 2011 *)

CROSSREFS

Cf. A045861.

Cf. A045784, A045785, A045786, A045787, A045788, A045789, A045792, A045793.