# A012136 (b-file synthesized from sequence entry) 1 1 2 5 3 129 4 7797 5 848481 6 145041093 7 35799178401 8 12045448529397 9 5298881528389185 10 2952169020073027845 11 2031522244065649876545 12 1692164698229362361298165 13 1677876856826199251515980705