# A086652 (b-file synthesized from sequence entry) 0 6 1 13 2 28 3 58 4 120 5 244 6 496 7 1000 8 2016 9 4048 10 8128 11 16288 12 32640 13 65344 14 130816 15 261760 16 523776 17 1047808 18 2096128 19 4192768 20 8386560 21 16774144 22 33550336 23 67102720 24 134209536 25 268423168 26 536854528 27 1073717248 28 2147450880