# A355088 (b-file synthesized from sequence entry) 0 1 1 1 2 7 3 199 4 21883 5 8916991 6 13027669147 7 66525761289919 8 1164200761777844203 9 68750129286493392353311 10 13532431689375421261723713787 11 8789916574829303798007959322784639 12 18685340957126032386127459367999667264523