A114777 Floor[ {n concatenated with n n times }^(1/2)*10]^2.

100, 2116, 33124, 443556, 5555449, 66650896, 777740544, 8888718400, 99999515529, 1010101010089161070864, 111111111110888888888889, 12121212121212422272144996, 1313131313131245483985582729

Offset

0,1

Links

Table of n, a(n) for n=0..12.

Formula

Floor[ {n concatenated with n n times }^(1/2)*10]^2 - Michael Keagel (mjk374(AT)psu.edu), Feb 12 2006

Example

a(3) = Floor[333^(1/2)*10]^2 =33124.

Crossrefs

Cf. A114776.

Sequence in context: A203283 A231139 A295589 * A128988 A075822 A250845

Adjacent sequences: A114774 A114775 A114776 * A114778 A114779 A114780

Keyword

base,nonn

Author

Amarnath Murthy, Nov 17 2005

Extensions

Corrected and extended by Michael Keagel (mjk374(AT)psu.edu), Feb 12 2006

Status

approved