# A372232 (b-file synthesized from sequence entry) 0 1 1 4 2 40 3 688 4 17152 5 564864 6 23212288 7 1145627648 8 66082594816 9 4365282304000 10 325074868781056 11 26950224851927040 12 2462208223872286720 13 245811899064585814016 14 26626175172644096180224 15 3110339882223194198769664 16 389786352057654976473726976