public void genLists(int num) {
int[] seq = new int[num/2];
int seqIndex = 0;
int prime = highestPrimes[num + 1];
for(;;) {
System.out.print("i");
num -= prime;
seq[seqIndex++] = prime;
if(num == 0) {
seqs.add(seq.clone());
}
if(num <= 0) {
prime = -1;
}
while(prime < 0 && seqIndex > 0) {
prime = seq[--seqIndex];
seq[seqIndex] = 0;
num += prime;
prime = highestPrimes[prime];
}
if(prime < 0 && seqIndex <= 0) {
break;
}
}
}