# A381714 (b-file synthesized from sequence entry) 0 1 1 1 2 293 3 7106 4 124636 5 2507807 6 53728922 7 975224769 8 17336813339 9 308906655193 10 5324331825516 11 88599795614719 12 1449812221707335 13 23313054134280890 14 367282089624429463 15 5682414281863178845 16 86571519001530856417 17 1299264182863131989813