# A132275 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 4 5 8 6 17 7 37 8 81 9 177 10 387 11 847 12 1856 13 4066 14 8910 15 19524 16 42783 17 93760 18 205475 19 450282 20 986770 21 2162473 22 4738974 23 10385267 24 22758885 25 49875175 26 109299427 27 239525260 28 524909877 29 1150318695 30 2520876742 31 5524399079 32 12106496388 33 26530895539 34 58141380910