Number:
15956
Author:
Issue:
ET Vol 59, Mar 1906
Tags:
Combinatorics
Solved by:
Henry E. Dudeney, MQ Vol 89
Solved by:
Henry E. Dudeney, MQ Vol 90
Solved by:
Henry E. Dudeney, MQ Vol 92
Solved by:
O. Eckenstein, MQ Vol 92