# A091701 (b-file synthesized from sequence entry) 0 1 1 3 2 14 3 63 4 287 5 1306 6 5945 7 27061 8 123180 9 560707 10 2552301 11 11617904 12 52883925 13 240724103 14 1095760078 15 4987826867 16 22704255571 17 103348258626 18 470434387405 19 2141385987489 20 9747446339348 21 44369726286423 22 201968037801353