# A152881 (b-file synthesized from sequence entry) 1 0 2 1 3 5 4 15 5 40 6 95 7 213 8 455 9 940 10 1890 11 3720 12 7194 13 13710 14 25805 15 48055 16 88665 17 162272 18 294865 19 532395 20 955795 21 1707110 22 3034836 23 5372400 24 9473700 25 16646700 26 29155225 27 50908793 28 88644915 29 153952120 30 266726195 31 461066385 32 795320159