# A009810 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 3 4 4 5 -3 6 -42 7 -273 8 -1336 9 -5159 10 -16726 11 62139 12 1194700 13 16414101 14 153304830 15 1357293927 16 10698400400 17 59192332081 18 188012481362 19 -5204089208589 20 -107922523124588 21 -1943937262679379 22 -26275693823306202