# A019997 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 4 4 5 5 8 6 10 7 17 8 25 9 88 10 102 11 108 12 148 13 194 14 205 15 548 16 640 17 746 18 2135 19 3658 20 5689 21 12200 22 16992 23 17460 24 38961 25 44699 26 85493 27 138435 28 256776 29 810597 30 932623 31 2457564 32 2674604 33 2890162 34 3618191 35 3950533 36 4103765 37 4233447