# A341556 (b-file synthesized from sequence entry) 0 1 1 72 2 2376 3 47592 4 646344 5 6305904 6 45821160 7 255215808 8 1125009864 9 4097478600 10 12975540336 11 37101202848 12 96867424872 13 232791251760 14 526183909056 15 1128351033648 16 2286328733640 17 4451427831312 18 8386379869896 19 15130456297056 20 26613241744752 21 45684436953024 22 75935115663264