# A336010 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 1 6 2 7 4 8 8 9 16 10 32 11 66 12 148 13 374 14 1052 15 3156 16 9724 17 31096 18 104124 19 366696 20 1355624 21 5220120 22 20763160 23 84944720 24 357759200 25 1557192440 26 7029575320 27 32929457880 28 159764303320 29 800509163360 30 4132518624560 31 21953331512080 32 119966645509440