# A376575 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 22 4 197 5 2376 6 35047 7 619984 8 12772041 9 300946816 10 7985754251 11 235775556864 12 7668016756237 13 272432946304000 14 10499615465565423 15 436328344923744256 16 19450112299718461073 17 925826421005833568256 18 46870797202270907609107 19 2514801570124507348271104