15# {{10,309},{9,503},{10,700},{5,1006},{10,1777},{9,2282},{1,2895},{2,3203},{10,4129},{9,4323},{10,4519},{5,4792},{12,5739},{11,6217},{1,6878},{2,7151},{11,8153},{10,8345},{11,8537},{6,8802},{11,9636},{12,10145},{9,10602},{1,11136},{9,12173},{10,13025},{11,13258},{12,14072},{10,14345},{1,15268},{3,15397},{13,17101},{12,17296},{13,17529},{8,17951},{11,18829},{13,19214},{14,19714},{12,19905},{9,20177},{15,21782},{14,22014},{15,22171},{13,22832},{14,24229},{12,24500},{9,24849}}