# A196534 (b-file synthesized from sequence entry) 1 1 2 3 3 8 4 18 5 39 6 83 7 179 8 388 9 857 10 1914 11 4494 12 10844 13 26923 14 70645 15 192297 16 538646 17 1579602 18 4793718 19 15010425 20 48941642 21 164010913 22 566065123 23 2025354291 24 7450901462 25 27986863322 26 107940691328