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A048426 Numbers k such that k^2 is composed of three 1-digit-overlapping subsquares. 1
696, 1275, 1771, 2538, 3486, 6014, 6021, 7969, 16035, 16095, 16096, 19175, 29004, 40066, 47475, 67989, 69007, 76005, 85396, 90098, 110425, 128125, 150112, 160038, 160125, 160205, 161177, 170775, 180204, 180275, 220095, 259325, 350042, 480675 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Subsquares with leading and/or trailing zeros are not included.

Subsquares are at least 2 digits long.

LINKS

Table of n, a(n) for n=0..33.

EXAMPLE

6014 is a term:

6014^2 = 36168196

  19^2 = 361

  41^2 =   1681

  14^2 =      196

           ^  ^

           |  |

         1-digit overlaps

CROSSREFS

Cf. A000290, A048425.

Sequence in context: A251367 A221418 A157435 * A209731 A222782 A282048

Adjacent sequences:  A048423 A048424 A048425 * A048427 A048428 A048429

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Apr 15 1999

STATUS

approved

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Last modified September 28 17:30 EDT 2022. Contains 357080 sequences. (Running on oeis4.)