A067476 Smallest n-digit square starting with 6.

64, 625, 6084, 60025, 600625, 6002500, 60000516, 600005025, 6000051600, 60000012601, 600000512409, 6000001260100, 60000004765089, 600000028030404, 6000000011750889, 60000000353550625, 600000001175088900

Offset: 2

Author

Amarnath Murthy, Feb 09 2002

Keywords

• base
• easy
• nonn

Links

• Harvey P. Dale, Table of n, a(n) for n = 2..1000

Crossrefs

Cf. A035073 (roots), A045789, A067479 (2..9).

Programs

Mathematica

Ceiling[Sqrt[6*10^Range[20]]]^2 (* Harvey P. Dale, Feb 28 2025 *)

PARI

for(n=2,21,a=ceil(sqrt(6*10^(n-1)))^2; print(a))

Formula

a(n) = ceiling(sqrt(6*10^(n-1)))^2, n>1. - Rick L. Shepherd, Feb 18 2002

Extensions

More terms from Rick L. Shepherd, Feb 18 2002