# A145368 (b-file synthesized from sequence entry) 0 1 1 4 2 10 3 25 4 43 5 124 6 214 7 493 8 979 9 2032 10 3706 11 8377 12 14695 13 30004 14 58030 15 113029 16 204883 17 424312 18 754306 19 1467025 20 2783599 21 5248348 22 9524662 23 18925117 24 33713611