A048427 Squares composed of three '2 digit' overlapping subsquares.

225625, 20736864009, 32499075625, 468506025625, 883686482116, 6724743290521, 22569929611524, 22592197265625, 92163686436864, 108163993636864, 213163737616384, 225071555688225, 237163942416384, 625250625120144, 625270729311396, 1562543184986289

Offset

1,1

Comments

Subsquares with leading and/or trailing zeros not included.

Subsquares at least 3 digits long.

See A048428 for solutions.

Links

Table of n, a(n) for n=1..16.

Example

6724743290521 = 2593211^2 = 67{24}743{29}0521 = 6724 and 2474329 and 290521 = 82^2 and 1573^2 and 539^2.

Crossrefs

Cf. A048428.

Sequence in context: A288271 A215402 A204743 * A203922 A237032 A067141

Adjacent sequences: A048424 A048425 A048426 * A048428 A048429 A048430

Keyword

nonn,base

Author

Patrick De Geest, Apr 15 1999

Extensions

a(7)-a(16) from Lars Blomberg, May 17 2015

Status

approved