1

Square using Congruent Tetrominoes


Analysis and Copyright : ISHINO Keiichiro (2005).

  1. Tetrominoes
  2. Pentominoes
  3. Hexominoes
  4. Heptominoes
  5. Octominoes
  6. Nonominoes
  7. Decominoes
  8. Undecominoes
  9. Dodecominoes

Tetrominoes

Piece#Shape 8×8 7×7 6×6 Remark
×Sols ×Sols ×Sols
1
OOOO
16 19 12 1 8 63
2
OOO
O..
16 17,898 12 3,072 8 10,884
3
OOO
.O.
16 15 11 340 8 30
4
OO
OO
16 1 9 459 9 1
5
OO.
.OO
14 2,149 9 223,395 8 1

Jul 13, 2005 by k16@chiba.email.ne.jp