# A352413 (b-file synthesized from sequence entry) 0 1 1 2 2 -6 3 22 4 -115 5 675 6 -4268 7 28328 8 -194664 9 1372984 10 -9882190 11 72293094 12 -535946436 13 4017628380 14 -30402186474 15 231924537486 16 -1781685227700 17 13771456884192 18 -107024198084814 19 835752089556270 20 -6554617760700801 21 51606615762239313