n = 6
lista = [0, 2, 4, 6, 8, 10, 0, 3, 6, 9, 12, 15]
lista_no_dups = set(lista) # remove duplicados
lista_ord = sorted(lista_no_dups) # ordena
lista_n = lista_ord[:n] # slice
print(lista_n)
biA9IDYgCmxpc3RhID0gWzAsIDIsIDQsIDYsIDgsIDEwLCAwLCAzLCA2LCA5LCAxMiwgMTVdCmxpc3RhX25vX2R1cHMgPSBzZXQobGlzdGEpICMgcmVtb3ZlIGR1cGxpY2Fkb3MKbGlzdGFfb3JkID0gc29ydGVkKGxpc3RhX25vX2R1cHMpICMgb3JkZW5hCmxpc3RhX24gPSBsaXN0YV9vcmRbOm5dICMgc2xpY2UKcHJpbnQobGlzdGFfbik=