# A096584 (b-file synthesized from sequence entry) 0 1 1 2 2 5 3 12 4 24 5 52 6 90 7 186 8 306 9 574 10 942 11 1690 12 2618 13 4600 14 7092 15 11772 16 18022 17 29312 18 43894 19 69938 20 103854 21 161382 22 238148 23 363818 24 530428 25 799366 26 1157104 27 1717906 28 2470426 29 3623286 30 5170082 31 7510056 32 10647032 33 15305918 34 21573014