3231 . Cats line up
TopCoder
Input Format
Output Format
Sample Input 1
18 1 1 2 2 3 2 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 10 3 11 3 12 3 13 3 14 3 15 3
Sample Output 1
1 2 6 1 2 6 24 72 180 428 1042 2512 5912 13592 30872 69560 155568 345282
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Problem Source
Migrated from old NTUJ.
Subtasks
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