# A036894 (b-file synthesized from sequence entry) 1 0 2 0 3 1 4 4 5 13 6 33 7 80 8 179 9 390 10 820 11 1686 12 3379 13 6639 14 12771 15 24125 16 44771 17 81774 18 147112 19 261038 20 457202 21 791249 22 1353989 23 2292738 24 3843988 25 6385054 26 10512627 27 17164661 28 27804382 29 44701255 30 71351803 31 113113659 32 178147253 33 278818420 34 433764555