1,5

As in chess, a "play" is an action by a single player, a "move" is two contiguous plays by each opponent.

H. Bottomley, Details

Index entries for sequences related to tic-tac-toe

Adjacent sequences: A061218 A061219 A061220 this_sequence A061222 A061223 A061224

Sequence in context: A063846 A078095 A157508 this_sequence A023102 A119422 A166609

fini,full,nonn

Henry Bottomley, May 31, 2001