# A193384 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 2 4 1 5 2 6 4 7 8 8 9 9 18 10 36 11 72 12 100 13 200 14 400 15 800 16 1225 17 2450 18 4900 19 9800 20 15876 21 31752 22 63504 23 127008 24 213444 25 426888 26 853776 27 1707552 28 2944656 29 5889312 30 11778624 31 23557248 32 41409225 33 82818450 34 165636900 35 331273800 36 590976100 37 1181952200 38 2363904400