# A081356 (b-file synthesized from sequence entry) 0 0 1 2 2 4 3 17 4 33 5 144 6 317 7 1439 8 3167 9 14144 10 31624 11 141442 12 316229 13 1414234 14 3162922 15 14142148 16 31622888 17 141422444 18 316292397 19 1414213838 20 3162353552 21 14142137977 22 31622912229 23 141421462429 24 316228884988 25 1414214626248