# A182929 (b-file synthesized from sequence entry) 0 0 1 1 2 4 3 7 4 16 5 61 6 160 7 547 8 1456 9 5110 10 13120 11 44287 12 118096 13 398581 14 1075840 15 3720094 16 9565936 17 32285041 18 86093440 19 290565367 20 774840976 21 2711943430 22 7059662080 23 23535794707 24 61987278400 25 212693848522 26 564945153280 27 1979718703900 28 5083731656656