# A129286 (b-file synthesized from sequence entry) 0 5 1 6 2 11 3 12 4 28 5 60 6 152 7 388 8 780 9 2036 10 4076 11 8156 12 16316 13 32636 14 66232 15 169612 16 339228 17 1244808 18 4856004 19 14568120 20 56648484 21 190791072 22 866874960 23 4084880112 24 16342519392 25 73816544592 26 305811402048 27 1732931293824 28 10145637246528 29 52715820454848