# A247188 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 3 4 9 5 22 6 49 7 104 8 215 9 438 10 885 11 1780 12 3571 13 7154 14 14321 15 28656 16 57327 17 114670 18 229357 19 458732 20 917483 21 1834986 22 3669993 23 7340008 24 14680039 25 29360102 26 58720229 27 117440484 28 234880995 29 469762018 30 939524065 31 1879048160 32 3758096351 33 7516192734 34 15032385501 35 30064771036 36 60129542107