15# {{10,3167},{1,3167},{9,5001},{5,5001},{15,6869},{6,6870},{14,8736},{3,8737},{13,10605},{4,10605},{12,12442},{1,12471},{13,14305},{4,14306},{14,16173},{5,16174},{10,18041},{1,18042},{10,18974},{8,19441},{9,19911},{5,19912},{7,21476},{15,21774},{6,21775},{15,22709},{13,23177},{14,23644},{3,23645},{12,25045},{13,25511},{4,25544},{13,26478},{11,26945},{12,27413},{1,27414},{10,28830},{4,30023},{13,30024},{13,30211},{15,30673},{14,31151},{5,31177},{8,32074},{9,32563},{10,33032},{1,33033},{9,33499},{10,33965},{11,34434},{5,34898},{12,34899},{9,35346},{12,35834},{11,36301},{10,36799},{6,36800},{13,37266},{12,37734},{11,38217},{12,38683},{3,38684},{11,39151},{10,39617},{9,40085},{8,40552},{4,40554},{13,41019},{13,41485},{14,41953},{15,42455},{1,42456},{14,42919},{13,43387},{12,43854},{11,44320},{4,44321},{10,44790},{9,45254},{13,45720},{11,46207},{4,46208},{10,46671},{9,47139},{13,47605},{12,48072},{5,48073},{13,48539},{12,49039},{11,49505},{12,49972},{1,49973},{10,50439},{11,50673},{12,50900}}