# A094616 (b-file synthesized from sequence entry) 0 1 1 8 2 35 3 126 4 417 5 1324 6 4111 7 12602 8 38333 9 116040 10 350187 11 1054678 12 3172249 13 9533156 14 28632263 15 85962354 16 258018165 17 774316672 18 2323474339 19 6971471630 20 20916512081 21 62753730588 22 188269580415 23 564825518506 24 1694510109997