# A084235 (b-file synthesized from sequence entry) 1 1 2 5 3 31 4 199 5 1637 6 8507 7 24110 8 95961 9 355541 10 1786062 11 6473791 12 30649362 13 109851909 14 456774199 15 2589994747 16 7613644886 17 37725066313 18 108500046711