# A006900 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 -1 4 3 5 -14 6 47 7 -227 8 1343 9 -7772 10 53145 11 -408102 12 3284325 13 -29130869 14 279951911 15 -2849836062 16 31093638892 17 -361102774004 18 4425942618296 19 -57338046436904 20 782321680405477 21 -11197403028728939 22 167963239073106477