# A009799 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 0 4 -24 5 -148 6 -248 7 5488 8 73024 9 346768 10 -3749728 11 -100273536 12 -922745472 13 4147334336 14 283697686144 15 4362058183936 16 4465927211008 17 -1382047649378048 18 -33554250522144256 19 -226963355560685568 20 10084981854738991104