# A109016 (b-file synthesized from sequence entry) 0 1 1 11 2 22 3 36 4 424 5 5120 6 6720 7 75040 8 840320 9 9362880 10 102 11 112 12 123 13 137 14 1425 15 15121 16 16721 17 175041 18 1840321 19 19362881 20 203 21 213 22 224 23 238 24 2426 25 25122 26 26722 27 275042 28 2840322 29 29362882 30 307 31 317 32 328 33 3312 34 3430 35 35126 36 36726 37 375046