# A198305 (b-file synthesized from sequence entry) 1 1 2 3 3 7 4 19 5 51 6 159 7 519 8 1867 9 7234 10 30243 11 135125 12 642307 13 3231047 14 17138845 15 95554662 16 558384955 17 3411049542 18 21730279218 19 144048688538 20 991665854999 21 7077433997172 22 52283785492733 23 399238054300828 24 3147127294177099 25 25579801627862301 26 214139186144996635