# A274205 (b-file synthesized from sequence entry) 1 6 2 24 3 54 4 216 5 1638 6 6552 7 14256 8 55860 9 80262 10 276822 11 321048 12 502740 13 1107288 14 1396500 15 1724976 16 12568500 17 13564278 18 20165460 19 54257112 20 168836850 21 181489140 22 504136500 23 675347400 24 4537228500 25 28533427650 26 60950102850 27 114133710600 28 162252212850 29 243800411400 30 649008851400 31 734916514878