# A172382 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 1 4 3 5 8 6 25 7 84 8 301 9 1139 10 4528 11 18849 12 81968 13 371622 14 1753164 15 8589608 16 43624741 17 229255133 18 1244544545 19 6968765313 20 40195073827 21 238527741350 22 1454722738679 23 9108812009826 24 58503226812174 25 385086101416594