# A128537 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 16 5 5 6 128 7 525 8 2048 9 11025 10 32768 11 10395 12 262144 13 2081079 14 2097152 15 19324305 16 67108864 17 21332025 18 2147483648 19 25264228275 20 17179869184 21 224009490705 22 137438953472 23 218578957597 24 2199023255552 25 699533769675