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Number of ways to split 1, 2, 3, ..., 7n into 7 arithmetic progressions each with n terms.
3

%I #3 May 20 2014 14:52:32

%S 1,135135,1161,161,125,119,117,116,116,116,116,116,116,116,116,116

%N Number of ways to split 1, 2, 3, ..., 7n into 7 arithmetic progressions each with n terms.

%Y Cf. A104429-A104439, A104441-A104443.

%K nonn

%O 1,2

%A _Jonas Wallgren_, Mar 17 2005