if (irun==1), expnum=[1]; end
  if (irun==2), expnum=[2]; end
  if (irun==3), expnum=[3:4]; end
  if (irun==4), expnum=[1:4]; end
  if (irun==5), expnum=[5]; end
  if (irun==6), expnum=[10]; end
  if (irun==7), expnum=[15]; end
  if (irun==8), expnum=[26]; end
  if (irun==9), expnum=[10:14]; end
  if (irun==10), expnum=[26:35]; end
  if (irun==11), expnum=[5:9]; end
  if (irun==12), expnum=[15:25]; end
  if (irun==13), expnum=[9]; end
  if (irun==14), expnum=[9 14 19:25 28:35]; end
  if (irun==15), expnum=[2  4 6:9 11:14 16:25 27:35]; end
  if (irun==16), expnum=[36:51]; end
  if (irun==17), expnum=[26:51]; end
  if (irun==18), expnum=[1:25 36:51]; end
  if (irun==19), expnum=[36]; end
  if (irun==20), expnum=[48:51]; end
  if (irun==21), expnum=[]; end
  if (irun==22), expnum=[3]; end
  if (irun==23), expnum=[4]; end
  if (irun==24), expnum=[5 10 15]; end
  if (irun==25), expnum=[6 11 16]; end
  if (irun==26), expnum=[7 12 17 26]; end
  if (irun==27), expnum=[8 13 18 27]; end
  if (irun==28), expnum=[9 14 19 28]; end
  if (irun==29), expnum=[20 29]; end
  if (irun==30), expnum=[21 30]; end
  if (irun==31), expnum=[22 31]; end
  if (irun==32), expnum=[23 32]; end
  if (irun==33), expnum=[5 6 7 8 10 11 12 13 15 16 17 18 26 27]; end
  if (irun==34), expnum=[14]; end
  if (irun==35), expnum=[6]; end
  if (irun==36), expnum=[7]; end
  if (irun==37), expnum=[8]; end
  if (irun==38), expnum=[11]; end
  if (irun==39), expnum=[12]; end
  if (irun==40), expnum=[13]; end
  if (irun==41), expnum=[16]; end
  if (irun==42), expnum=[17]; end
  if (irun==43), expnum=[18]; end
  if (irun==44), expnum=[19]; end
  if (irun==45), expnum=[20]; end
  if (irun==46), expnum=[21]; end
  if (irun==47), expnum=[22]; end
  if (irun==48), expnum=[27]; end
  if (irun==49), expnum=[28]; end
  if (irun==50), expnum=[29]; end
  if (irun==51), expnum=[30]; end
  if (irun==52), expnum=[37]; end
  if (irun==53), expnum=[38]; end
  if (irun==54), expnum=[39]; end
  if (irun==55), expnum=[40]; end
  if (irun==56), expnum=[41]; end
  if (irun==57), expnum=[42]; end
  if (irun==58), expnum=[1:25]; end
  if (irun==59), expnum=[2:14 16:35]; end
  if (irun==60), expnum=[2:9 11:14 16:35]; end