# A095153 (b-file synthesized from sequence entry) 3 35 4 1225 5 24990 6 426650 7 6779185 8 104394675 9 1585021340 10 23909487700 11 359582866335 12 5400330984125 13 81051093085690 14 1216089331752750 15 18243600636165485 16 273669834496409575 17 4105158293128058040 18 61578149829707541800 19 923677675484159636635