# A077802 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 18 4 41 5 88 6 183 7 374 8 757 9 1524 10 3059 11 6130 12 12273 13 24560 14 49135 15 98286 16 196589 17 393196 18 786411 19 1572842 20 3145705 21 6291432 22 12582887 23 25165798 24 50331621 25 100663268 26 201326563 27 402653154 28 805306337 29 1610612704