# A078344 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 6 5 17 6 43 7 109 8 278 9 708 10 1803 11 4592 12 11695 13 29785 14 75857 15 193194 16 492030 17 1253111 18 3191446 19 8128033 20 20700623 21 52720725 22 134270106 23 341961560 24 870913951 25 2218059568 26 5648994647 27 14386962813 28 36640979841 29 93317917142