18巧板 (18 ProTangram)

Design and Copyright : 高文山 (Wen-Shan Kao). ☞ Tetraboloes

A B C D H W Z M K R F Q X V G S J I

Problem.1

1,966,024 solutions.

Problem.2

9,505 solutions. (use 17 pieces)

Problem.3

437 solutions.

Problem.4

30 solutions. (use 17 pieces)

Problem.5

1,612 solutions.

Problem.6

1,019,001 solutions. (use 17 pieces)

Problem.7

13,092,371 solutions.

Problem.8

2,972 solutions. 301 combinations. (use 15 pieces)

Problem.9

5,615,174 solutions. (use 17 pieces)

Piece Set Sol ABCD WZMKRFQXVGSJI 1,293,040 ABCD HZMKRFQXVGSJI 346,692 ABCD HWMKRFQXVGSJI 531,754 ABCD HWZKRFQXVGSJI 204,456 ABCD HWZMRFQXVGSJI 235,405 ABCD HWZMKFQXVGSJI 534,954 ABCD HWZMKRQXVGSJI 133,821 ABCD HWZMKRFXVGSJI 330,546 ABCD HWZMKRFQVGSJI 424,825 ABCD HWZMKRFQXGSJI 212,391 ABCD HWZMKRFQXVSJI 494,539 ABCD HWZMKRFQXVGJI 452,243 ABCD HWZMKRFQXVGSI 59,960 ABCD HWZMKRFQXVGSJ 360,548

Problem.10

204,295 solutions. (use 16 pieces)

Problem.11

78 solutions. 4 combinations.

Problem.12

11,898 solutions. 851 combinations.

Problem.13

32 solutions.

Problem.14

907 solutions.