252期7*7*7*7*7：0236789*0234789*2346789*0246789*0246789

251期7*7*7*7*7：0234579*0235679*2345679*0245679*0234679错

250期7*7*7*7*7：1245679*1345679*1245679*2345679*1234567错

249期7*7*7*7*7：0456789*0345678*0356789*3456789*0345789错

248期7*7*7*7*7：2356789*2345678*2356789*2346789*2345678错

247期7*7*7*7*7：0123479*0123478*0134789*0234789*0123478错