# A178720 (b-file synthesized from sequence entry) 1 3 2 8 3 12 4 28 5 58 6 142 7 350 8 906 9 2320 10 6056 11 15778 12 41024 13 107132 14 280184 15 732998 16 1918354 17 5019810 18 13141378 19 34398686 20 90045424 21 235729374 22 617126438 23 1615633560 24 4229774958 25 11073514332 26 28990794770 27 75898640094 28 198704554772