# A225610 (b-file synthesized from sequence entry) 0 1 1 4 2 10 3 18 4 33 5 52 6 87 7 130 8 202 9 295 10 436 11 617 12 887 13 1226 14 1709 15 2327 16 3173 17 4244 18 5691 19 7505 20 9907 21 12917 22 16822 23 21690 24 27947 25 35685 26 45506 27 57625 28 72836 29 91500 30 114760 31 143143 32 178235 33 220908 34 273268 35 336670 36 414041 37 507298 38 620455 39 756398 40 920470