# A132303 (b-file synthesized from sequence entry) 0 1 1 3 2 45 3 831 4 17181 5 375903 6 8530929 7 198643455 8 4714491357 9 113550338127 10 2767105469745 11 68077260387315 12 1688160321677025 13 42142679453321307 14 1058050429855640217 15 26695057057648257231 16 676431705046728704733