# A317134 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 44 4 236 5 1336 6 7862 7 47608 8 294720 9 1856748 10 11865684 11 76731572 12 501176237 13 3301501694 14 21909634763 15 146337236580 16 982962605577 17 6635968279354 18 45001173711683 19 306406562117884 20 2093909763907401 21 14356806252396614 22 98735015302171955 23 680906548260420320 24 4707709357806093085 25 32625093782844333722 26 226588405850230665429 27 1576882804780751603092