# A097520 (b-file synthesized from sequence entry) 1 2169 2 178478 3 48989176 4 1996813914 5 570623341222 6 36314872537968 7 505481300395601404 8 61159206938673444510 9 895430244208047130160458 10 1586309297171503774924202410720 11 191943424957750505912623737696642 12 340039485861577398992584799927541447384 13 4978518112499354698647829714167692967490852