# A150905 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 31 4 141 5 579 6 2615 7 11614 8 52822 9 242632 10 1119881 11 5220036 12 24434712 13 114912593 14 543292303 15 2574373387 16 12251435551 17 58432107543 18 279438870548 19 1339581617915 20 6433105200117 21 30959108797066 22 149219033827871 23 720359664937929 24 3482662447772157 25 16858065719482400 26 81707808384082981