# A224660 (b-file synthesized from sequence entry) 1 4 2 16 3 72 4 142 5 332 6 668 7 1356 8 2634 9 5046 10 9480 11 17594 12 32286 13 58730 14 106028 15 190204 16 339322 17 602416 18 1064888 19 1875104 20 3290166 21 5754586 22 10035236 23 17452462 24 30275242 25 52395822