# A151079 (b-file synthesized from sequence entry) 0 1 1 3 2 10 3 41 4 168 5 727 6 3219 7 14385 8 65613 9 300679 10 1392830 11 6492134 12 30415783 13 143309584 14 677504561 15 3216099178 16 15311310131 17 73103177454 18 349911386579 19 1678491213789 20 8068384917616 21 38852770111657 22 187412268123453 23 905363554615997 24 4379869444310765 25 21215628878755604 26 102888394500800977