# A296788 (b-file synthesized from sequence entry) 0 1 1 2 2 8 3 54 4 104 5 18810 6 -1648428 7 247726374 8 -49445941200 9 12841169289714 10 -4206667789245780 11 1697448414191239710 12 -827415782970517712376 13 479396168140498731959850 14 -325673237888367403728512700 15 256401822876859593450127851030 16 -231597610351491427264049084814240