# A077902 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 -2 4 5 5 -8 6 16 7 -28 8 53 9 -96 10 178 11 -326 12 601 13 -1104 14 2032 15 -3736 16 6873 17 -12640 18 23250 19 -42762 20 78653 21 -144664 22 266080 23 -489396 24 900141 25 -1655616 26 3045154 27 -5600910 28 10301681 29 -18947744 30 34850336 31 -64099760 32 117897841 33 -216847936 34 398845538 35 -733591314 36 1349284789 37 -2481721640